Text
                    ITEM: GUN, BROV ING MACHINE, CAL. .$0, Ml919АЦ. (FLEX)
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4
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CONTENTS: • ENERAL INFORMATION AND COMPLETE SET OF
| jc -Л	DRAWINGS
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n.TF NOVEMBER I9I4.9
DATE.....................................
40. SPOBC-29 AE
26 OCT.. 1044
D RIA-6.9-45-600

720-10519 May 18, 1944 ROCK ISLAND ARSENAL ORDNANCE DEPARTMENT Browning Machine Gun, Cal..30, M1919A4- Right and left side.
5 720-10520 May 18, 1944 I ROCK ISLAND ARSENAL ORDNANCE DEPARTMENT Browning Machine Gun, Cal..30, M1919A4* Top and bottom.
Browning Machine Gun, Cal..30, М1919Л4- Flexible, with principal components. 720-10518 May 18, 1944 ROCK ISLAND ARSENAL ORDNANCE DEPARTMENT
7 720-10521 May 18, 1944 ROCK ISLAND ARSENAL ORDNANCE DEPARTMENT Browning Machine Gun, Cal..30, M1919M on Mount, Tripod, Cal..30, М2.
SUPERSEDES 6I-B4-I Wp/c a-!3-4-ft c
8 --NOTE DIMENSIONS ANO TOLERANCES ©E MOUNTin© MOCESShOWN ON CABINS ASSEMBLY- 06535358 GUN. MACHINE, CAL. .30 BROWNING. MI9I9A4 FLEXIBLE RIGHT SIDE VIEW 2 3 A 5 й 7 fl SEPTEMBER 3QI936 CU« MV^K* I I Ml»t REVISION 51 84 2 nuif 1 О» ЙИНВМШ •or oeaovM w«C*«o ГШСТСММ. t~l— 1 1 CFJ zc ~ г 1 1 ORG. KMAINS TO suewnto. /^OX- 51-341 EXAMINE©. irZM«rWTC^7vXK&3CE' D OTONANCE DEPT. U SA.
9 3 -IS GUN, MACHINE,CAL..30 BROWNING, М1Э19А4, FLEXIBLE SUPERSEDES 5l-84-e WO/Ce-ia-»a
10 SEAR- C55G4I37 PLATE- OG535393 PLUNGER - A7IO687O PLUG-A7IOG8G9 — SPRING -A7IO6O92 LATCH -C7IOG872--- PIN-A5IG28IO------ BASE-C55459G5 PLUNGER - A523S2O4 LEAF-DG53523G SPRING -A5OI3I 57- SLIDE -C5545SGI--- SCREW-A5OIBIG7 - SCALE - AS152430 PIN- 8FDX1.505484 RIVET-АБО2О71 I PLATE-C5G534G9 --SPRING-А51Э5О53 RIVET- ASO2O522 LEVER- BGI3I3I7 RIVET-А5О2ОБ13 PLATE - A5020505 PIN-A5O2O5G7 LEVER- BGOI75O3 CAM- BGO17494 RIVET- A7I3BIG4 - - SPRING-B6OI74 85 BOLT- DG5354OB — COVER-OGS28IO6 SPRING - BGOI7I5I3 PIN-BFAXI, 137142 BOLT- BG 008824 NUT-BBFXIJZSOIG — RIVET- А713Э165 6TUD-A7I233IS SCREW* BGI34O59 DISK-A9374 BEARING- BG22I3OI BARREL -DG 535 233 JACKET-C S5G2 503 BAND-A5I7O49I RIVET-A5020601 PLATE -A5IGO4GI RIVET- A5O24GO2 RIVET- A5020600 PLATE-AI35255 PLATE-DG535392 - SERARATOR-BGOnfiil RIVET-A5O2O52O SRACER-A5Q2O530 ---- PLATE-A5O2O58I BLADE-A7IG2G3O NUT-A7IG2G3I SCREW-A7IG2G33 POST-A7IG2G32 SCREW- ASI5G884 BLOCK- DG535234 PLUNGER - АЫ SG8 ВI BODY- BGI44237 SCREW- A5OI3249 SPRING-A5ISG882 SCREW-A5OI325B WASHER -A71 10440 SCREW- A5I5GB83 —WASHER-BEAX4.138595 SCREW-BCLX3,SO3955 --SPRING-ASI399G9 SPRING-BG147229 RN-A2O498 RN-C55O84G2 PIN- A5020577 — LOCK-BG147214 SPRING-A5O2OBI5 PIN-A50205G2 -----CAM-C55G4I33 SCREW-A5O2O527 -----ACCELERATOR -C55G4142 — SPRING-A5O2O6I5 ----PIN-A5O2O5G2 ----EXTENSION - OGBO8 259 SUPERSEDES 51-84-3 wo/c 8-19-48 to 51-84- GUN, MACHINE, CAL. .30 BROWNING, М1Э19А4,FLEXIBLE LONGITUDINAL SECTION 5tPTEMB£R 30.ГЭХ k.4— | 1 > »»u REVISES 51 84 i значьте i 1 0 1 I T — 7j V I z~c i 1 OfcC HftTAlNS TO ////)*•/ »-ад-1 эоамб LXAMPSUZ '
11 ID 51-84- SPRING-АЫЗБОБ7 GUIDE-A5I35O5I PLATE - 06535410 PLATE-A5O2O5BI SCREW - BGI34O5S STAKE INTO NOTCHES ROD- В6О175ОЭ- PIN - A2O49 a--- SPRING-BG2I2GS4--- — PIN - АБО2О49О PLUN GE R- В GO17508 STU0-AS024GOB SPRING-B6OI748S • PIN-АБО2ОБ77 RIVET-ASO2O6I4 -PIN-B6I472I7 CAM-C5SOB452 PLUNGER-BG26IЮ1 P1N-AS020570 BR АСКЕТ-C BEG 4132 r- RIVET- ABO2O6O9 ADAPTER- BGOI74G2 ^тзг STOP-ABO2O627 CAM-BGOI74GS--- HANOLE-BGI47ZI2 SPRING-BGI4722B- EJECTOR-BGOI74S7 RIVET- АБО2ОВ89 — KNOB-АБ1В24Э2 PIN-ASOIBISG --- PLUNSER-ASIG333B BPRING-A5IGB3S7 LEAF-OGB3b23G SLIDE -C SB4S9GI SCREW-86110312 BASE-C6545S65 FRAME-C55OB471 Rl V ET- АБО2О 520 -STOP-B7IG224B STOP-A5OZ4GO3 PLATE-DGS354I I STOP- BGI3I2SB BUSHING -ASIS9B7O -PLUNGER-A5O IB IБ Б SPRING-АБО13164 -KNOB-BGOOBBOS SCREW-ASI5242S PIN-AEOI37OO NUT-ASI9G2B4 SLIDE-CS5OB4G7 BUSH I NG-A SIS7374 PAWL -C55084G I PIN-A5O2O5O3 SPRING- BGI4723I FRAME-CBSOB472 SPRING- BGI4723O SPRING- AGI4722S PAWL-BGI472IG -- WASH ER-BEAX I, (38526 SCREW-A5I9 6283 PIVOT-A5I57434 SPR1N6 - BG147224 STUO-A5OOS3G3 PIN-A5O2O49I SPRING-ASO2OG IS SECTION А-Д SECTION C-C SECTION B-B RSOUBt ,АЙТ MO GUN; MACHINE^CAL. .30 BROWNING» М1Э1ЭА4 FLEXIBLE SECTIONAL VIEWS 19 {ВчЭЧД 10 DRG PERTAINS TO ьв<1 i>jass BA 51 SEPTEMBER 30.036 REVISIONS____ SUBHTT1 SUPERSEDES 5kB4-4WO/c г 3 Ю IN D ORDNANCE OEFT.U SA
12 1 z 3 4 5 _ & 7 a 9 “F ?! TtTUE DRAWING NUMBER DRAWING number DRAWING number drawing number DRAWING number drawing NUMBER drawing number 1 LIST OF DRAWINGS ANO SPECIFICATIONS 51*84- 1 D5508476 С64Э21 ДбООВЬОЭ ASOOS363 4506 263 BBFXI i right side view 5I-B4-2 04508 253 C5508452 84ОС8622 АЗ 374 46/96284 BClXI 1 3 PLAN View Ы-В4-3 06528104 C5808461 86008823 ASQi VS4 A5238204 BCLX3 A LONGITUDINAL SECTION Sl-84-4 D6535233 C5508462 86008824 AbOi^i 55 А6006625 BEAXl 5 sectional views SI-B4-5 04535234 C5508467 86017462 ASOI3»57 A6147225 BEAX4 6 O453S236 C550847I B60I7469 A50i3i57X А7Ю6092 BFAXI 7 COMBINED LIST OF ALL HARTS,SPARE D45353S2 C550B472 860*7485 ASOl 3I4E A7i06869 BFDX* a PARTS, EQUIPMENT AND TOOLS С7122Э9Э 06635393 C554594I В 6017494 ASOI3I66 А7Ю4В7О URAX6 $ SHEETS i-lS 04535408 C554SS65 B6OI7497 ASQI3 167 A7IIO44O Ю 06535410 С554250Э В60175ОЭ A7iZ33i5 11 LIST OF ALTERNATIVE MATERIALS 8622*040 D4835411 C5544132 B6OI75O8 A2O49S A7I33I6 4 • 2 SHEETS i rT D6544087 05564*33 B6017509 A7I33I65 13 D7I 16476 С5564137 В 4017511 AI35255 A7I6263O 14 MATERIAL SPECIFICATIONS 8447555 C5564I42 В 60175*3 A7I6263* 15 BX47SB5A C5653469 B6IIO3I2 A7I42632 16 В14 7585 В С7Ю6872 B6I3I258 A5OI3249 А714243Э 17 B1475BSC 8413*317 A50i325a AS0I370C 18 В4134059 A5020490 AS0E06JS 13 PART NUMBER INSTRUCTIONS B4i699i3 86*44237 А5О204Э1 ASI63397 20 861472*2 A5020803 A 5 163396 21 finding diagrams B41472I4 A5O2O8O6 22 84*472*6 A8020509 23 CASING ASSEMBLY 04535356 84147217 24 FRAME . LOCK, ASSEMBLY DSSOSioZ 84147224 25 86*47228 A5D2O5I3 26 В4 *47229 A50Z05I4 27 FRAME, LOCK, R h, ASSEMBLY С 55031 BO 86*472 30 A8O2052О 28 FRAME, LOCK, L M,ASSEMBLY C5SO9<8l 84147231 A5O20522 29 Pin, FIRING, assembly C5503186 862*2684 A5OZO527 30 COVER, BELT FEED, ASSEMBLY C55O980* B422I3OI A502O53O 31 leaf, rear Sight, assembly C5S45S64 В626ИО1 A5O2OS42 32 COVER.ASSEMBLY CS564O96 87162248 A5O2O547 33 EXTENSION, BARREL, ASSEMBLY 05544139 A8O2057O 34 PLATE, S*OE, L H , ASSEMBLY C5564 222 ASO2O577 35 Plate , Side , r h , assembly C 5564 224 A5020681 36 sight, rear group,assembly C5544306 Asozosaa 37 EXTRACTOR, ASSEMBLY С562Ю76 A 5010600 35 plate, back ^buffer,assembly C7I0OO59 A5020601 ЭЭ A5020427 40 A5O2O7I* 41 CATCH, COVER B60O8757 A5024602 42 Pivot, BELT FEED lever,GROUP ASSEMBLY В61Ю529 ASO24403 43 plunger, barrel, assembly 84*31 Z5I A5G246O5 44 PIN. assembly B4131253 A5I35O5* 45 PIN . BELT FEED PAWL, ASSEMBLY B6I3I255 A5I35062 46 SLIDE. FEED,BELT, ASSEMBLY B6J3I2 6? A5I35053 47 SPRING, BEAR, ASSEMBLY B6i3i265 A5i 38097 45 BLOCK, TRUNNION, ASSEMBLY B6I47O93 А813Э969 49 ROD. DRIVING SPRING. ASSEMBLY 56147222 A5I5Z4Z9 50 BOLT, assembly 56147299 A5ISZ43O 5* LATCH, ASSEMBLY В7Ю6949 A5I524 32 52 Sight, bracket, group assembly B7I323Z3 А51527Э7 53 post, front Sight, assembly B7i626i6 48156881 54 A5154862 55 45156663 • 54 packing and marking drawings A5I54B84 57 box «PACKING (FOR TWO ftMG.CAL3OMOrtMH£I) PS- i2 А9157Э74 SB box. Packing (spare barrels) PS- 14 АЫ574Э4 59 PACKING INSTRUCTIONS FQR ESSENTIAL A5I5967O 60 EXTRA PARTS PS- 55 A5I6O46I 6i CLEANING, PRtGERVlNG 4 PACKAGING A5140496 62 FOR SMALL ARMS SPARE PARTS PS- ЮО A5I6Z8IO SUPERSEDES 5I-B4-IA w/c а-19-АА 63 BOx,RACKING (FORONE BVC.QAa ЭДМ/9ВА4 Fill) PS-iSS А5ПО491 1 a 2 LIST OF SPECIFICATIONS SPEC NUMBER i J z GUNS, MAC MINE, BROWNING, CAL 30. Ml9*9A4 { Mi9(9A5 52-6-1 2 compound Rust preventive, light 2-84 1 3 fiber.red, (Sheet) 5Z-7-H in 4 FINISHES, PROTECTIVE. FOR IRON AND STEEL FARTS 57-0-2 5 FQRGiNGS. LIGHT, DROP ANO MISCELLANEOUS 57-Ю5 6 IRON , MALLEABLE , PEARL* T lC , CASTINGS AXS-6Z3 7 MANUFACTURE ANO INSPECTION PF SA WEAPONS.< ACC SZ-O-i 8 METALS. GENERAL SPECIFICATION FOR INSPECTION OF QQ-M i5i 9 OIL . LUBRICATING. LIGHT 2 27 10 PACKAGING ANO RACKING FOR OVERSEAS SHIPMENT , 11 GENERAL SPECIFICATION JAN-P-ЮО • z STANDARD SPECIFICATION FOR MARKING SHIPMENTS *3 BY contractors ICO - 2 i4 STEEL, BARS AND BLANKS (FOR SMALL AJtMS 6ЦМ SARfiU^ 57-10725 15 steel, carbon and Alloy, BARS QQ-5-471 <6 STEEL, CARBON AND ALLOY, PLATE 57-121 • 7 STEEL, CARBON ANO ALLOY . SHEETS AND STRiPS 57-156 18 steel . plates,shapes, s*£Ets, strips and •9 rectangular bars for welded structures 57-Ш-1 20 st EEL. TOOL, CAR bon, ALLOY AND HIGH SPEED 57-106 I 2* TU81NG. ROUND. MECHANICAL AND STRUCTURAL. STEEL. 1 Z? CARBON AND Alloy, SEAMLESS. WElOEO ANO 1 23 BRAZED 57-180 24 WIRE. STEEL , SPR.NG,FOR SMALL ARMS WEAPONS 48- 7-1 1 25 1 NOTE • NOT REQUIRED Wm£N ALTERNATIVE METHOD OF MANUFACTURE OF B6I44Z37 IS USED S alternative method OF MANUFACTURE (ДАТ ч> _____________________ СЮ «дЛ_________ GUN, MACHINE,CAL 30 BROWNING, MI9I9A4 (FLEXIBLE) LIST OF DRAWINGS {SPECIFICATIONS SEPTEMBER ЗО.гЗЗй 51 j 84 1 it to AS...«4 - C p l 1 z c REV l3X?S S ГтвЪ'ча! ~ 5B)C2U9t *_ s?. PERTAINS Ю SUbMitTfD »7//'.v
A 5160461 HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES MARCH 10, 1939 HEAT TREAT Y. P. RED. SCL. REVISIONS T. S. BR. G 5-10-48 EL 2 ROCK |C58-6ll ID DRG. PERTAINS TO 3OBMG M I9A4- (FX MI9A4(Pti GRIND AFTER ASSEMBLY Г co BGI47O93 .32 г-.005 PLATE STEEL FS 1095 SCALE = WAS A 160461 A 516046 I INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL! — FRACTIONAL! - ANGULAR! 5® DRAFTSMAN ,ECK TRACER CHIEF DRAFTSMAN SUBMITTED: LOS DRAFTSMAN ORD. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: ORD. DEPT.. U. S. A. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT AND FINAL FINISH PHYSICAL PROPERTIES SEPT. 30, 1936 REVISIONS Y. P. 7 5-Ю-48 T. S. RED BR. ROCK. __ SCL — — DRG. PERTAINS TO BLOCK-DeS35C34 PLATE-ASI«O4ei GRIND FLUSH TO t. St I ♦ .006- BLOCK. TRUNNION. ASSEMBLY (?I47O93 О г in. WAS В147093 В 6IA7O93 06535366 DC540965 07114037 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* — FRACTIONAL* — ANGULAR!— ТТс^алЛТвлм1 сшсг оадгтвам SUBMITTED: APPROVED BY ORDER OF THE CHIEF OF ORDNANCE DEPT.. U. S. A.
SECTION C-C RIA FORGING SHOWN ON DRG C7ESS3 SECTION A-A BLOCKtTRUNNlQN STEEL FSIOSO NOTE: WHEN USING MALLEABLE IRON SPECIAL’CLASS B. BUNTER PLATE ASI6646I ANO MACHINING FOR SAME MAY BE OMITTED ANO FRONT SURFACE OF FEEDWAY FLAME HARDENED TD A MINIMUM HARDNESS OF ROCK C 39 FINISH ОТ HER SURFACES, AS SPECIFIED WAS D35234 SCALE 4
HEAT TREATMENT & FINAL FINISH HEAT TREAT ELZ PHYSICAL PROPERTIES RED. BR. ROCK. C 54-59 JO JULY 15, 1931, REVISIONS 7-27-43 г— .077+.002 •oe+.oj—> •/54-.qq^ SECT/ON A-A JJ5+.0O5— PL A ТЕ . RECOIL X - .3125-.0005 X =.3120-.0005 X -.3/30-.0005 X =.3i4O~.0005 X • .3150-.0005 {4^135255-/2 /44 /352554-/2 ^(aJ352552-/2 А /35255С-/2 4 /35255D-/2 ST5EL-WO/095 FINISH JT MANUFACTURING- COMPONENT TOLERANCE t.0! ALLOWED ON ALL DIMEN- SIONS UNLESS OTHERW/SE SPECIFIED. SUPERSEDES OLD TRACING A-/35E55 UNDER REVISION DA ТЕ OF SEPTII, /942. DR’G. PERTAINS TO OPTIONAL SPRINGFIELD ARMORY AI35Z55 51-10 5/-83 5М/4 0390! 3/47299 51-125 D’FTSMAN fin* CHECKER ^LL.308MG-M2~~ 30BMG-MI7AlTwcF 30ВМ&М19441ЁХО1 somgm/saaIFlEx, 308МЫМ9А5?Ях1ь BOLT, ALTERNATE JO BMQ -AAJOAC TRACES f OATMAN VQG. frFTSloT * SUBMITTED.» AF-ORQ-ETO., APPROVED BY 6rOER OF THE CHIEF'OF ORDNANCE:- _____COL- ORD. 6eFT. - ORDNANCE DEPT., U. S. A.
<EAT TREATMENT ANO FINAL FINISH TYPE П ЙМ5Н, CLASS в ★ PLATE, ASSEMBLY-C55G4222 NOTE A < OF MOLE must be SQUARE WITH THIS 4 WlTHrJ 003 IN SIX INCHES physical RIVET-A5Q2O522 PLATE-Dfc535333 RIVET-A5Q2O7II SCREW UP ТЮНТ AGAINST ShCulDER ANO sweat threads with h^gm temperature SOLDER (5OO'F Minium melting point) RIV2T-A5I6O656 &RWO FLUSH inside f CUTSOQ О6Б35358 FACES OF REAR MOUNTING LUGS MUST BE CENTRAL WITH FACES AT FRONT MOUNTING HOLES WITHIN .ОЮ 2.355 1.180 -DOS DRAW SCREW UP TIGHT , BACK OFF £ TO TURN ANO STAKE IN TWO PLACES ON INSIDE OF CASING NOTE В £ OF MOUNTING HOLE MUST BE SQUARE WITH THIS £ WlTHiN 003 IN SIX INCHES ВА5Е-СББ4Б96Б RIVET-A5I52737 PLAT E-D^SSS 392 САМ-СШ4113 iso -аг nf • г , countersink ег* то^ o<a ★ BLOCK. ASSEMBLY -В&1Л7О9Э RIVET-A5O2OGOI (grind flush outside) RIVET-ASOZOGOO (grind flush outside) SCREW-BCLXI.lt 100866 (Staxl) JACKET-C55625O3 PROOF FIRING QOZ - SEPTEMBER 30. »ЭЭ4 R£viS>ON$ 11 A8i2 REF GRIND PLUSH INSIDE (14 RIVETS) SHALL BE WITHIN THESE PRE- SCRIBED LIMITS AND SMALL, CONFORM TQ LIMITS SPECIFIED IN NOTE A AND NOTE В SQUARENESS OF C OF FRONT MOUNTING HOLE AS MEASURED *FiND.NG DIAGRAM 542*002 SHOW LETTER grind flush inside ano OUTSIDE (2 RIVETS) THE LIMITS OF NON PARALLELISM ANO SKEWING OF < OF REAR MOUNTING HOLE WITH RESPECT TO < OF FRONT MOUNTING HOLE AS MEASURED AT THE FACES OF THE REAR MOUNTING LUGS, SHALL BE A MAX. .004 in Six INCHES and SHALL BE WITHIN these prescribed umits CASING. ASSEMBLY 2 'O, 6 G53b3Sa WAS 03535a 3 a IO I I IN. ORDNANCE DEPT USA IT ,S .0-48 1 1 ♦ — — — ’ - • — ОЙС PERTAWS TO SuWiHri D|653535B
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES t. s. EL 2 RED. BR. ROCK 2.003 2.043 I*-.060 -.005 (M RIVET, TOP PLATE, LONG STEEL PS 1035 FINISH 12y SCALE -r SCL. WAS A20522 A 5020522 A5020522 APRIL 4,1927 REVISIONS 5-10-46 DRG. PERTAINS TO .30 8MG I9A4 (FXO)i(FLex) 06535358 06540989 D7114037 D69OI 301 MI9AS [Fxt .30 вне MI9A6 .30 5MG M ITAl (WC) INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL! .005 FRACTIONAL!--------- ANGULAR г 5* DRAFTSMAN CHECKER TRACER L.R.E O- L O G DRAFTSMAN CHIEF DRAFTSMAN SUBMITTED: ORD. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: ORD. DEPT.. U. S. A. ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES Y. P. RED. SCL T. S. BR. EL 2 ROCK 15 24NF-3 К .087 30° -.006 I— .620 32 SCREW. BREECH LOCK CAM FINISH 12Л WAS A20527 SCALET A 5020527 REVISIONS 5-10-46 DRG. PERTAINS TO D7114037 D690I30I 06540989 D6535358 .90 BMG M I^Aft “ЗбЬМй M I7AT6WC) .90 BMG MttAB/FXD) .30BMGI4IA4 frxDjilFLRXj INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* .«OS FRACTIONAL! l/K ANGULAR! TRACER A.VC. CD'S DRAFTSMAN DRAFTSMAN R.G.D. CHE SUBMITTED: CHIEF DRAFTSMAN ORO. DEFT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE ORO. DEFT- U.S.A. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES Y. P. RED. z SCL T. S. BR. . z z z EL. 2 ROCK о (П RIVET, SIDE PLATE, LARGE STEEL FSIO35 FINISH ,г& (5020600 WAS A20600 SCALE -y A 5020600 JUNE 1,1931 REVISIONS II S-l 0-46 DRG. PE STAINS TO D6535358 30BMG 19AA tFXOi &CFLEX) 06540989 .30 BMR MI9AS (FXD) D7I 14037 .30 BMG M I9AG> D690I 301 .30 6MG M I7AI WC) INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL!--- FRACTIONAL* |/64 ANGULAR* 5* DRAFTSMAN TRACER L'D'C DRAFTSMAN APPROVED BY ORDER OF THE CHIEF ORD. DEPT.. U. S. A. ORDNANCE DEPT., U. S. A. MADE AT ROCK ISLAND ARSENAL
DRG. PERTAINS TO 2 58-.002 RIVET, SIDE PLATE, SMALL STEEL FSI035 FINISH l2x^ SCALE y- WAS A2060I Al 5020601 [>6535358 .30BMG I9A4 (FXWitFLKX) 06540 989 Д5 BMG MIWHFXS D7I14037 .Sb Bmo 06901 301 _ .56 BMfi, MI1AI (wcl INSCRIBE FART HO, 00 NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL*.005 FRACTIONAL* I/ €4 ANGULAR* 5 DRAFTSMAN WC.0. TRACER LRE L'0'6 DRAFTSMAN CHIEF DRAFTSMAN SUBMITTED: 0*0. DEPT.. U.S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: . ORD. DEPT-U. S. A. ORDNANCE DEPT.. U. S. A.
5020711 DRG. PERTAINS TO D6S353S8 .30 3M3 ЮАА (PXD.)n\FLEX) D7114037 .3OBMG M !9A<b 06901301 .30 BMG M I "TAI (WCi INSCRIBE PART NO. DO NOT RIVET, TOP PLATE. SHORT STEEL FSI035 °711 FINISH TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL i jO Off FRACTIONAL i l/«< ANGULAR! DRAFTSMAN E.LL. TRACER A.VC. L O G DRAFTSMAN CHIEF DRAFTSMAN SUBMITTED: SCALE 7 WAS A 20711 Al 5020711 ORD. DEPT.. U. S. A. ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES EL 2 ROCK T. s. RED. BR. RIVET BOTTOM FINISH SCL. 6 WAS А1527Э7 scale T A 5152 737 'В. I 19 за REVISIONS 5-10-46 DRG. PERTAINS TO □6535350 .30 BMG <FXOj i (FLEX) 06540909 .30 BMG M I9AS(FXC& 07114037 .30 BMG MI9AB 06901301 .30 BMG K M I7AI(WC) INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ±.004 FRACTIONAL 1 — ANGULAR! 5* DRAFTSMAN E.RG CHECKER TRACER L’D*G DRAFTSMAN CHIEF DRAFTSMAN SUBMITTED: ORD. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE. r ' DEPT.. U. S. A. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES RED. ROCK BREAK CORNER .495 .260 004 RIVETt SIGHT BRACKET (7ieo«se АТРГ1 PG 1АЯС X-Z WAS A160656 SCALE т A 5160656 MARCH 10. 1939 REVISIONS 4 S-10-40 DRG. PEF (TAINS TO D6535358 Ло*мам19А. (FXOMFUX) D7114037 .ЭД8М6 М1ЯА» INSCRIBE PART NO. 00 NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* ©0» FRACTIONAL* — ANGULAR* £• DRAFTSMAN MX TRACER O.K. L’0‘6 DRAFTSMAN CHIEF DRAFTSMAN SUBMITTED: ORO. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: /НГО. DEFT.. U. S. A. ORDNANCE DEPT., U. S. A.
SUPERSEDES BCLXI.I WITH CHANGE 7-24-47 AIUOV ~ WVIlJJdbRI ф REVISION ® 7-24-47
HEAT TREATMENT AND FINAL FINISH RIA FORGING SHOWN ON ORG CT34TG BASE. REAR SIGHT ^4БЭ€>3 6TEEL F 5X1335 be i2?/'other surfaces, as specified PHYSICAL MARCH IO. 1639 PROPERTIES REVISIONS V. P a 5-10-46 1 т S EL 2 i RED BR ROCK i 5CU । DRG. PERTAINS TO .30 tMt М19АА(ГХ0) M l9AA(FLtX) 0.535353 DTI U037 MImT* C5545965 tout rance on dimensions NOT OTHERWISE SPECIFIED DtClMAu * .OOfc • RACTlOHAk * l/6 4 AA»GUkAR • >• c‘rIT z c 4^' WAS C459G5 SUBMITTED SCAUEy MSCRflE FAVT NO. DO NOT »f DACKA CK TrI Cm«M O»C ми v • л. C 5545965 ONDMAMCE DCFT^ U. S. A.
HEAT TREATMENT ANO FINAL FINISH ЫСТЮМА-А C55G25O3 06635350 0654090 I - 1.71 -02. -b-------------------------------------------------- i6. i4a -.030 о. oa -02 JACKET. BARREL- SEAMLESS ORELECTWIC RESISTANCE WELDED STEEL TUBING. WDI035 l-g 0.0 X .063 (no. 14 B.W. GAGE) WALL FINISH iZ*/ (5562503 TOLERANCE ON DIMENSIONS NOT OTHERWISE SRSCtFlED DCCinal ± ЛО1 FRACTIONAL Г ___ ANGULAR ± B* M. T." zc. * •« млг-им <»<* Uli WAS C62503 SUBMITTED. scale]- VtSCMM ГАЖТ MO. DO NOT ANhRqvEO *v ORXMA or CmAJ C|55G25O3 OMDMANCt DCFT^ U. К A.
HEAT TREATMENT AND FINAL FINISH HEAT TREAT .015 R О io 3 64 T — .012 X 45 ©PERMISSIBLE ANGLE TOLERANCES SPECIFIED MUST BE WITHIN LIMITS PERSCRIBED BY LOCATING DIMENSIONS. NOT -JL-24NF-3 .690 312 .162-005- Ю Q .607 >J003 I 63/ I u> PART NO. ^.12 2-.002 <4 <4 29 ~64 INSCRIBE HIGH Io STEEL FS4I4.Q FINISH ’2^ OTHER SURFACES.AS SPECIFIED CAM, LOCK, BREECH 2.139 О Q О SCALE PHYSICAL FEBRUARY I. 1936 PROPERTIES REVISIONS V. P. 17 6-10*46 T s. EL. X RED RR ROCK. C46-54 SCL - — DRG. PERTAINS TO D653S356 .30 6MO M iSABCrxl 06540363 07114037 06301301 .30 SMC M IT A I fwQ C| 5564133 C5564I33 A.VC WAS C64133 INSCRffiE FAVT NO amcula* i TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED SUBMITTED;
TYPE П FINISH, CLASS в physical PROPERTIES RIVET-A5OZO522. PLATE-DG» S35393 RIVET-A5O2O7II ★ PLATE, ASSEMBLY-C55G4222 < OF mole must be SQUARE WITH THIS 1 WlTHfU 003 IN Six INCHES up TIGHT AGAINST ShOulDER ANO THREADS With MiGh temperature SCREW SWEAT _ _ _ solder (soo*f minimum melting point) ЯЁУ CO in (П in m 10 K9 Q FACES OF REAR MOUNTING LUGS MUST BE CENTRAL WITH FACES AT FRONT MOUNT I NG HOLES WITHIN .ОЮ note В t OF MOUNTING HOLE MUST BE SQUARE WITH THIS <t WITHIN 003 IN SIX INCHES RIVET-A5IGOG5& фЯМЧО FLUSH INSIDE f OUTSlOQ 2.Э55 1.18O -005 i9Q-3ZNF»2 .COUNTERS»** O? 1Oa OlA * PLATE. ASSEMBLY-СШ*в4>94 DRAW SCREW UP TIGHT , BACK OFF £ TO 2 ^URN ANO STAKE IN TWO PLACES ON INSIDE OF CASING ВА5Е-СББ4Б966 RIVET-A5I52737 PLATE-D6S35392 САМ-СМ4419Э ★ BLOCK. ASSEMBLY -BQI47OE3 RIVET-A5O2O6OI (grind flush outside) GRIND FLUSH INSIDE (i4 Rivets) GRIND FLUSH INSIDE ANO OUTSIDE <2 RiVETS) 562*002 L?e6. SHOW letter Г-О1Ь P g HIGH AFTER | PROOF FIRING RIVET-ABO2O6OO (grind flush outside) 5CREW-BCLXI.1,100866 (stake) JACKET-СББ625ОЗ 11 Д812 REF z THE LIMITS OF NONI PARALLELISM ANO SKEWING OF < OF REAR MOUNTING HOLE WITH RESPECT TO < OF FRONT MOUNTING HOLE AS MEASURED AT THE FACES OF THE REAR MOUNTING LUGS, SHALL BE A MAX. .006 IN Six INCHES AND SMALL BE WITHIN THESE PRESCRIBED UMlTS CASING. ASSEMBLE <45353 ba 2 *8 SQUARENESS OF C OF FRONT MOUNTING HOLE AS MEASURED *FiNO.NG OAGRAM shall be within these pre- scribed limits and Small, CONFORM To LIMITS SPECIFIED IN NOTE A ANO NQTG В WAS D35358 8 IO ORDNANCE DEPT USA SEPTEMBER 30. ИЛЬ RCVi$K>N$ 17 ,S .0 -4G 1 * — - •- — DRb PERTAWS TO suSilrfb D|653535B
MEAT TREATMEXT АМР FINAL PVRSH О SECTION A-A DGS35332 — 1^12-OOA— —> SCl-Ool — RIA FORGING SHOWN ON ORG CFbAbA В PLATE, BOTTOM FlNlSMU*/oT»4(.R SURFACES. AS SPECIFIED FEBRUARY l.lSSb cxxa амаов HJ >< ГМ REVISIONS П 15-Ю-4» SCALE * WAS D3S3S2
MEAT TREATMENT 4 FINAL FINISH CARBON CASE FRONT HALF ONLY 004 TO О OS DEEP (ROCK A75-ao) —АВ5-П 245 > .005 R-Z D6535393 PERMISSIBLE ANGLE TOLERANCES NOT SPECIFIED MUST BE WITHIN LIMITS PRESCRIBED BY LOCATING dimensions. 4.&33-OO5 SECTION A-A PLATE. TOP gTeeu £*эьэээ FINISH
HEAT TREATMENT & FINAL FINISH G008825 HEAT AT 450* F IN OIL FOR 30 MINUTES TYPE П FINISH, CLASS В PHYSICAL PROPERTIES SEPT. 23, 1032 Y. P. RED. SCL. REVISIONS T. S. BR. 13 5-10-48 EL. 2 ROCK DIAMETER OF WIRE--------------------------- TOTAL NUMBER OF COILS---------------------- MINIMUM INSIDE DIAMETER, FREE-------------- OUTSIDE DIAMETER, FREE--------------------- MAX. OUTSIDE DIA AT MIN OPERATING HEIGHT--- FREE LENGTH-------------------------------- TYPE OF ENDS------------------------------- WOUND-------------------------------------- MEAN ASSEMBLED HEIGHT---------------------- MIN LOAD AT MEAN ASSEMBLED HEIGHT---------- MIN OPERATING HEIGHT----------------------- LB PER INCH OF SPRING DEFLECTION----------- SPRING FUNCTIONS OVER ROD------------------ CALCULATED MAX. SOLID HEIGHT--------------- JOO-.002 4/2 .45 .GGO±.OIO .G7E 21/32 ±1/32 SO t GD R.H. .450 G2.± G. LB 7/IG 283.1 .440 .415 DRG. PERTAINS TO BG0087S7 Э0ВМ6-МПА1WC MI9A4CFXD) Ml9A4(FLtX) MI9A6 INSCRIBE PART NO. DO NOT caution: do not compress solid. SPRING, COVER CATCH TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMALI - FRACTIONAL : - ANGULAR 1 - DRAFTSMAN W.L.M. TRACER M.c. LOG DRAFTSMAN CHECKER CHIEF DRAFTSMA4 SUBMITTER SPRING STEEL WIRE WDI085 SPECIAL-CLASS д (^Gooaeas WAS BBS25 Al 6008825 ORO OEFT U S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: ORO. DEFT U. S. A. ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL FINISH BOLT-86008824 SPRING- AGOO8825 PLATE-B600B823 PLATE-B6OO8822 PIN-BFAXI, 137142 NUT-BBFXI. 125016 PHYSICAL PROPERTIES Y. P. T. S. EL. 2 RED BR. ROCK. SCL. Э sept, гэ, <азг REVISIONS 510 46 BG008757 DRG. PERTAINS TO 8I-IZ5-I ЛОЬМд mi4a6 51-64-1 51-10-1 5kfl3-l .30 вне . мТТд4(я.юО м мТ$АА(ПСО) — — — INSCRIBE PART NO. DO NOT CATCH, COVER (ep0e7ST О 8 IN. WAS В 0757 В GOOB757 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPEC I RED DECIMAL* — FRACTIONAL*— ANGULAR*— Т7ГШЯШГ mvtmm1 TJ.C. M.C, ICT SUBMITTED: APPROVED mr OKO OF THE OREF OF OtDMAMCt- ORDNANCE DEPT.. U. S. A
HEAT TREATMENT AND ANAL FINISH MEAT TREAT ТУРЕ П FINISH, CLASS В 15 16 5 02R 16 ! PHYSICAL PROPERTIES Y. P. T.S. ELZ RED BR. ROCK. А7В-8Э SCL c.c. SEPT 23. 1932 REVISIONS 14 5-10-48 56008822 .255 +.005 <0 «14 40R +.005 .105-005 55 R SECTION A-A *0/0 45’£2“ .255+.005 251+.003 DRG. PERTAINS TO 8E008TS7 .30 BMG 4 MITAIWC1 MI9A4(Fx6y MI9A4(FLEX) MI9A6 НЭ95-1 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* .GOB FRACTIONAL* l/«. ANGULAR* 5« F.J.C. !UU M.C. 1*4*4 MI/TUaw -****-‘****^^ CflMP MATTMAR FINISH 0008822 SUBMITTED: WAS B8S22 APPROVED BY ORDER OF THE СМЕТ OFORDKAMCEs . SCALE у В €008822 ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL FINISH HEAT TREAT TYPE П. FINISH, CLASS В 39 64 SECTION A-A 16 13 32 .3O8*.OO5—] DIA .405 ♦.005 io* 30*il* 3 16 .100 R PHYSICAL PROPERTIES t. s. RED BR. ROCK. A78-83 PLATE, MOVABLE (JXoeees STEEL FS46I5 FINISH128 R.I.A. FORGING SHOWN ON A7IOI646 WAS B8823 SCALE у В 6008823 DEEP SEPT. 23, 1932 REVISIONS 15 540*48 DRG. PERTAINS TO 8600675*1 . 30 BMG ~ MI7AI(WC) MI9A4(FX01 K!?^FLti> I h 1 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* .009 FRACTIONAL* */C4 ANGULAR* •Wtmm ГААССА O.K. l+4 ЫШШЬ Сии/ алАГГвала SUBMITTED^, 060. OCPT. U.1.A APPROVED BY ORDER OF THE CHIEF OF ORDNANCE:* /ГЛСл**' ^'^qwTocft- u. i. a. ORDNANCE DEPT.. U. S. A. 86008823
HEAT TREATMENT AND FINAL FINISH HEAT TREAT TYPE U FINISH, CLASS В PHYSICAL PROPERTIES Y. P. T. S. JUD BR. ROCK. C 40-45 7 "28 NF-2- BOLT, COVER (бЬов824 STEEL F 5 4-140 SEPT. 23, 1932 REVISIONS 12 5 10-4-B DRG. PERTAINS TO ВСОО8757Й .30 BMG ‘ ' MHAI(WC) MI9A4(FXD) MI9A4(FLEX) Ml SAG J !l '1 '1 •1 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* 005 FRACTIONAL* i/M ANGULAR* S* T.J.C. VUcU O.K. ma/viba* С)ХСШ/' СМОГ М1ЛМА1 86008824 WAS В 8824 scale, f В 600 8824 SUBMITTED: APPROVED BY ORDER OF THE CHIEF OF ORDNANCE DEPT.. U. S. A.
SUPERSEDES BBFXI WITH CHANGE 10-18-45 NUT, CASTLE, NR SEMI-FINISHED, LIGHT BBFXI ORDNANCE DEPT. STANOARD5(cOMMERCIAL) H-ftlr 7 -14-31 OaT€~ APPROVED M -1 ^B T- NOTE: M ROUND OR SQUARE N BOTTOM IN SLOTS I OPTIONAL j I хГ Л C g 2 -4 и - p -I к OPT 1 D {и k- - p -4 IONAL Diameter, Nominal A Major Thd. Diam. Min. #10 .1900 I/* .2500 5/16 .3125 .$50 7/16 .4375 .5^)00 В Threads per Inch 32 28 24 24 20 20 Width (Nom. M Across <kkx. Flats Q4in. N Across Corners Min. 7/16 .5^0 .W .557 9/16 .5625 .551 5/8 .6250 .612 .696 .^00 J& CNom. P Thickness Max. (min. 1/4 .266 21/64 $ 13/32 .4Vj r Os H Height or Flats Nom. •110 У16 15/64 9/32 19/64 13/32 J Width or Slot E Depth or Slot & ^^2 $ 5^32 G Diameter or /Max. Cylindrical Part (Min. :$5 .5000 .425 .6250 .531 ж MATERIAL AND FINISH ORDNANCE PART NUkCER.NF-Z Steel. Commercial Plain finish Cadmium or Zinc Plated FMosphate Coated 103043 125013 125016 103044 125020 125024 103045 13W07 103046 1318^ 103047 125543 131803 mXLU» Alloy Fxain Finish Cadmium or Zinc Plated FMosphate Coated —Woo I8&3 218596 432709 571222 571223 218598 432744 571224 218599 571225 MATERIAL AND FINISH ORDNANCE PART NUICER, NF-3 mIULi CfiMMUSlAL Plain Finish Cadmium or Zinc Plated Biosphate Coated 503204 122498 122515 122531 M^TtKIAL? „ Dimensions in Inches. Steel, Commercial, Min. Rockwell Hardness B-78. Steel, Alloy-Mih. Yield Strkhgth 130,000 p.s.i. Example for Orderino; NUT, castle, s-pin., S., light, 1/2"-2OF-2, drg. B8FX1, part no. 103047. PLAIN. ftolt: Alloy Steel Kits shall be stamped with the letter H on one side or the hexaqon. Ndte: Diameter or washer face C M max. -%. Diameter or bottom circle D • M max. -15%. reference: A.S.A. B18.2-1941. 12-Ю-4О
c si - L *- ) ( ANDARD fv — L - a ’D BFAXI 0 ! - L - — L — ©- ”-5 © IITRE END EXTENDED PRONG BEVEL OPTIONAL DESIGNS - L — . POINT Cotter [Nom. b Pin <L'ax. Diameter 4Min. 1/16 .063 .055 3/32 7/64 .108 .100 1/8 .121 .113 5/32 .152 .144 Cotter [Nom. b Pin &ax. Diameter nin. 1/16 .063 .055 3/32 .092 .084 7/64 .106 .100 1/6 .121 .113 5/32 .152 .144 A Eye Diameter 1/16 3/32 i 7/64 1/5 5/32 A Lye Diameter 1/16 3/_£ 7/64 1/8 2/32 L Length Ordnance Fart Number, Steel, Plain Finish L Length Okl/.ANCE i ART LUMbCK, fTE(L, MiOSPHAtE** 3/3 7/16 1/2 137174 112526 137130 .103,^1 _ io?76i' 103362 10E&8 io>363_ 10S034 1 10VJ64 1 10UO4Q .103365^ 1192(7 106366 119176 103367- 112527 1 _10_'372_ г 192422_ 112528 ,1OB83- 107763 101384 10G630 103385 - ЮЗЗБ6 108641 1O}327_ 112529 Ю3394_ 5/1,6 1/2 137128 169'798 137134 .137137. ’37142 137146 117151 .189799 - 189797 .137155- .’38179- . 5/8 3/4 7% 1 107762 103З7З 10C629 io>374_ ’192473 141405 141406 .121673- 1&У22_ 107764 103395 108631 Ж- .Ю339б_ 5/S $ - — 1 - 13716c 117164 137169 .137171 - 42-7229 137181 137186. 137191 137195 117200 137205- b721O 120437 205’99- — 1-1/3 1-1/4 1-2/3 1-1/2 10Б636 1ОД>75 1Сбб4'2 103376 ’119206“’ 10J377 1 :Ж 119216 .101181J 1-1/8 !-1/4 1-3/S 1-1Z? 137176 l<>9'/96 137219 137224 137229. 137234 137239 1372 44 . CM 1 1 1 .119457- 119217 li£zp9 119^ 10^0 105391 1СП392- 11$£10 w J034CO- 11515b 10УС1 103*02 1034C< 1 1 1 cb^cb c43735_ 2-1/8 7-1/4 7-1/2 2-3/4. 1192)5 10 368 103369 1O3J7O_ 103V71 2-1/8 2-1/4 2-1/’ 2-V4 137249 3 3-1/4 3-1/’ >-V4 4 ” юЗуЬ 431С14 1'. 12 21 1034 04 431624 187319 1 1 1 5007^7 4 L Length Ordnance Fart \xmber, Steel, Plated* L Length Ordn* nce Part Slue er, !.teel. CXIDE CLACK **♦ 5/16 3/8 7/16 JA 137127 119981 137133 112726 119117 1 4^7300 137946. 1З7609 ; 5/8 544141 5/8 1/4 7% 1 137141 - 121223 W 17^52_ 137159 12122'2 137168 121224_ 426663 177923 1371C0 J 37185-120169_ L Length Ordnance Part \umoir, Cor-Kes-Stlel ♦*♦* l-1/о 1-1/4 1-2/3 1-1/2 1-5% 1-^4 z 7-1/4 3-’/4 1C7943 Ю7357. 137175 1119120 1 1n 1 1 120123 137199 _11,7204 137218 1 *7223 11722S_ R 1-1/4 188736 193003 190432 192742. 220257 4 <254 187352 19038V Г137209’ 117214 125637 11721< 117218 1^43 117248 _ 190777 1-3/4 1 xC31t8 ’192659 S PteifI catign : Cotter piss shall be in accordance with Fed. Spec. FF-P-366 of latest revision. Finish: *Plated cotter piss may be cadvilm, zinc or bright nickel plated. •♦Phosphate coating shall ье in accordance aith type П, class В of Spec >7-0-2 of latest revision. ♦♦♦OXIDE COATING shall BE IN ACCORDANCE WITH TYPE HI, CLASS A, GRADE I OF SpLC ^7-0-^ OF LATEST REVISION. ♦♦♦♦Corrosion resisting steel small be in accordance with Tvpl l< of Fed. £plc. П-P-386 Nomenclature Pattern: PIN. cotter, split, 1/16 x 7/16, stlel, plain finish, emg. ВГАХ1, part no. 137130. REVISIONS ORIGINAL OATE OF DRAWING SEP b‘,92e ORDNANCE ENGINEERING STANDARDS (COMMERCIAL} ORDNANCE DEPT DEPT OF THE ARMY ENGINEERING A INSPECTION SECTION - ORDIP PREPARED BY ROCK ISLAND ARSENAL SYM DESCRIPTION DATE APPD DRAFTSMAN CHECKER 17 5-23-49 У /1? T,*ST CHECKER //) -fry j/ PIN, COTTER. SPLIT IB lO - 14-49 ENGNEEP^ ENG.NEER SUBMITTED APPROVED G S St MATERIAL COMMERCIAL AS SPECIFIED BFAXI I DIMENSIONS SCALE 1 IN INCHES
HEAT TREATMENT & FINAL FINISH A5O20503 HEAT TREAT ТУРЕ Л FINISH, CLASS & PHYSICAL PROPERTIES Y. P. / x RED. SCL. T. s. z BR. EL. 2 у ROCK C43-49 APRIL 4, 1927 REVISIONS 14 5-10-4© DRG. PERTAINS TO FINISH l25/ SCALE у 51-114-5 .S0BM5 ' M I9ASCFXO) 51-125-5 .30 b>mo M I9A<2> 51- 10-45 .ЭОЭМО MllAlJWc) 51-83-5 .ЭОВМО ч M WA4 (FXD) 51-84-5 .30 5M3 MI9A4(FLEX) INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL! ----------- FRACTIONAL: I/б 4- ANGULAR: S° DRAFTSMAN M.E.B. TRACER A.VC. L O G DRAFTSMAN CHIEF DRAFTSMAN APPROVED BY ORDER OF THE CHIEF WAS A205O3 Al 5020503 OF ORDNANCE: ORD. DEPT.. U. S. A. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT a FINAL FINISH PHYSICAL PROPERTI ES Y. P. RED. SCL - T. S. BR. EL 2 ROCK APRIL 4, 1927 REVISIONS 11 5-10-46 RIVET STEEL FS 1035 FINISH DRG. PERTAINS TO ORDNANCE DIVISIONAL STANDARD WAS A205I3 SCALEу A 5020513 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL*.009 FRACTIONAL- ANGULAR - 5 • DRAFTSMAN W.C.O. TRACER E.B. 1‘0’G DRAFTSMAN CHIEF DRAFTSMAN SUBMITTED: APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: fORD. DEPT.. U. S.A. ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES 170 -160 за T. s. E. L. 2 I55-OO5 64 64 RED. BR. ROCK 32 STUD, COVER EXTRACTOR SPRING SCALE -7 SUPERSEDES A"7ie33IS WC/C 5-10-46___1 A 7123315 15 MAY 25, 1 94S REVISIONS 1 S-10-46 DRG. PER TAR S TO 05509814 .50. B.M.O.. mwaj Iwd . 05509601 .30 В MG % M HAA(FXD) M I9AA(FIXX) M leAS(FXO) M I9AG INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL + .00 5 FRACTIONAL ± |/в4 ANGULAR ± • • DRAFTSMAN W.0J: TRACER A.VC. L"D’G DRAFTSMAN Ж CHIEF DRAFTSMAN SUBMITT APPROVED BY ORDER OF THE CHIEF OF ORDNANCE ORO. DEFT.. U. S. A. ORDNANCE DEPT.. U. S. A.
BR. ROCK HEAT TREATMENT & FINAL FINISH T. S. EL 2 CM PHYSICAL PROPERTIES MAY IO, 1948 RED. SCL. 095 5 RIVET COVER EXTRACTOR CAM, LONG SCALE-y A 7133164 REVISIONS DRG. PERTAINS TO C55098OI .30BMGMI9A4 (FXQ) 8 (FLEX.) MI9A5(FXD) MI9AG> INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL+.OOS FRACTIONAL* 1/6* ANGULAR z 5** DRAFTSMAN A.P.C. TRACER E..R. G. LOG DRAFTSMAN CHEXKER^ CHIEF DRAFTSMAN SUBMITTED: . ORD. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: , ORD. DEPT.. U. S. A. ORDNANCE DEPT.. U. S. A. MADE AT ROCK ISLAND ARSENAL
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES Y. P. RED. SCL. T. S. BR. EL. 2 ROCK A7I33I65 REVISIONS DRG. PE TTAI NS TO <\J o 9 a I' CD 1Л С55ОЭ8О1 .30BMGMI9A4- (FXp)& (FLEX ) MIRAS (FXD) MIRAfe INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL 2.005 FRACTIONAL 1/6-4- ANGULAR 2 5® DRAFTSMAN TRACER L O G DRAFTSMAN RIVET, COVER EXTRACTOR CAM, SHORT CHECKER, CHIEF DRAFTSMAN FINISH SUBMITTED: ORO. DEPT.. U S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: SUPERSEDES A2.O5I2A WO/C 5-10-46 scaler а 71ЭЭ165 ORD. DEPT.. U. S. A. ORDNANCE DEPT., U. S. A. MADE AT ROCK ISLAND ARSENAL
HEAT TREATMENT AND FINAL FINISH CARBON CASE .010 TO .015 DEEP. ANNEAL ONE HALF INCH OF SMALL END 3.127 -.004 29 I 32’32 .260-1 4.0 05 *-.252-.004 I02-.002 N О О l‘ i6R 32 651 -.002 2^76 ±.001 .015 -.005 R P о U) 64R PHYSICAL PROPERTIES Y. P. T. S. ELZ RED Bit ROCK. A76-83 SCL. 16 0604.004 SECTION A-A APRIL 4, 1927 REVISIONS 540-4% B60I7494 CAM SURFACE PASSES THROUGH THIS INTERSEC- TION BEFORE THE CORNER RADIUS IS APPLIED I—.302 -.004 .095 DRG. PERTAINS TO C5509814 .SdfcMd Ml7At(wC) C5509501 .30 BMG M 19A4(FXD) MI9A4(FLEX) M I9A5(FXD) MI9Afc INSCRIBE PART NO. DO NOT 106 REF* .155 4.002 2 HOLES 16 .39 4.02 R TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL*---------- FRACTIONAL* 1/64 ANGULAR* 5 LR.E. SECTION B-B сию МАЛша САМ, COVER EXTRACTOR STEEL PS4615 (6017494 SUBMITTED: APPROVED ВТ ORDER OF THE CHIEF WAS В17494 SCALE ’T- В 6017494 ORDNANCE DEPT.. U. S. A.
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2 296 -.006 PHYSICAL 06626106 R IA FORGING SHOWN ON DRG CIG Oil DZA^OG SCALE 7 D|S52a>O6
PHYSICAL PROPERTIES HEAT TREATMENT AND FINAL FINISH RED НЛ56* .2I7-.004R BR. ROCK. .2OI+.OOI О N HEAT TREAT TYPE П FINISH, CLASS В 4r Y. P. T. S. C43-40 r A R .OH-.OIX4S* г 32 R BODY PORTION WITHIN THIS LENGTH MAY VARY FROM STRAIGHT BY ± ± 32 2.665 ------------- FINISH WHEN NECESSARY — R I6R APRIL 4, 1927 REVISIONS 2Ci &.Ю-48 . 1 1 BG0I7503 INSCRIBE PART NUMBER IO 0 IS LEVER, FEED, BELT (^0175оэ STEEL FS4I4O FINISH У TO ВЕ**У . OTHER SURFACES, AS SPECIFIED R.I.A. FORGING SHOWN ON DRG A I8G4I5 .275 T-R .195 R IS < IS X ©4 .25S-.002 WAS В175ОЭ scale f |b|G0I7503 DRG. PERTAINS TO CSSO9I77 MHAlTwc) C55MO9S M I’^:SXO) M 19A 4 (FLEX) MI9A5(FXD) MI9AG DO INSCRIBE PART NO. TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL! .005 ANGULAR’. 5* FH.M. SUBMITTED: M.C o*t> otrr. U.S. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE:- ,0»0. D€FT U.S. A. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT AND FINAL FINISH HEAT TREAT TYPE Л FINISH» CLASS В I AAR 4.246 REH oJ (Л 261 32 64 I.409REF4 in (U ♦014 - +.005 DEVELOPED LENGTH • 4) APPROX PHYSICAL PROPERTIES Y. P. \ / T. S. ELZ RED BR. ROCK. А7Э-76 gri 15 APRIL 4. 1927. REVISIONS 5I04B SECTION A-A SCALE y SPRING. COVER EXTRACTOR (Ооп513 SPRING STEEL WDI095 NO. 18 C0476) U.S. GAGE THICK WAS BI75I3 scale) В 6017513 B6OI75I3 DRG. PERTAINS TO C5509I77 C556409€ .50 BMG M I7AI (WC) .30 Bud MI9A4(FXD) MI9A4CFLEX) MI9A5(FXD) MI9A6 — — — . _ _ _ — — INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ♦. 005 FRACTIONAL* l/< A ANGULAR* — млтадм R.W.D. E. B. сми млггаала SUBMITTED: APPROVED BY ORDER OF THE CHIEF OF ORDNANCE:- . ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL FINISH DRAW AT 450* F. TYPE I FINISH, CLASS OSC BAKE ONE HOUR AT 30O-350*F. DIAMETER OF WIRE------------------- TOTAL NUMBER OF CO ILS------------- OUTSIDE DIAMETER, FREE------------- MAX. OUTSIDE DIA AT MIN OPERATING HEIGHT FREE LENGTH------------------------ TYPE OF ENDS----------------------- WOUND------------------------------ MEAN ASSEMBLED HEIGHT-------------- MIN LOAD AT MEAN ASSEMBLED HEIGHT— MINIMUM OPERATING HEIGHT----------- MIN LOAD AT MIN OPERATING HEIGHT--- LB PER INCH OF SPRING DEFLECTION--- SPRING FUNCTIONS IN HOLE----------- SPRING FUNCTIONS OVER ROD---------- CALCULATED MIN SOLID HEIGHT-------- .082 .3401.006 .356 .761.03 AS SHOWN R.H. 37 LB .238 6.LB1LLB 8.73 .357 .158 .182 CAUTION: DO NOT COMPRESS SOLID NOTE*. .5% OF SPRINGS WILL BE FATIGUE TESTED BETWEEN ASSEMBLED HEIGHT ANO MINIMUM OPERATING HEIGHT FOR 25.000 CYCLES. THE LOAD AT ASSEMBLED HEIGHT, AFTER TESTING, SHOULD NOT BE LESS THAN 2.S LB SPRING, BELT FEED PAWL <^l47224 SPRING STEEL WIRE WDI085 SPECIAL-CLASS A SCALE T- PHYSICAL PROPERTIES FEBRUARY 1, 1036 REVISIONS Y. P. IE 5-10-48 T. S. EL 2 RED. BR. ROCK SCL DRG. PERTAINS TO С55О9ГТ7 C65640% .ЗОВмй M I8A4(FXD) M I9A4(FLEX) MI9A5(FX0) МИА6 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± — FRACTIONAL ± — ANGULAR i— 06AFTSMAN TBACDt M.C. l'dg muosiun СМОГ MAFTSMAM SUBMITTED: WAS BI47224 В 16147224 APPROVED BY ORDER OF THE CHIEF OF ORDNANCE 0*0 0СЛ1-. U. ORDNANCE DEPT.. U. S. A. B6I47224
HEAT TREATMENT AMD FINAL FINISH HEAT TREAT TYPE U FINISH, CLASS В lL Ш or . .990 -.005 .870, * •-.005 439_ -.008 ALTERNATIVE DESIGN PHYSICAL PROPERTIES JUNE 1,1931 REVISIONS V. P. 18 8*10-48 т. Б. EL X RED SR ROCK. G62-5B SCL - DRG. PERTAINS TO C55O9I77 C5564096 C55O846 к— .105 -.005 ENLARGED VIEW OF SERRATIONS SCALE у 1.561-.006 SPECIFIED* MUST BE WITHIN LIMITS PRESCRIBED BY LOCATING DIMENSIONS. SECTION B-B SCALE у PAWL.FEED. BELT (£soe46l STEEL F8 4I4O FINISH SCALE WAS CB46I NKMC FACT NO DO NOT C|55O846I~ TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL r.oes FRACTIONAL ANGULAR ± I*
HEAT TREATMENT AND FINAL FINISH PHYSICAL PROPERTIES т $ RED BR ROCK SCL LEVER-BGOI7 BOB SPRING-BCOnSIB ★PIVOT» ASSEMBLY-Вй I IO52 9 SEPTEMBER 30, 19 3G REVISIONS I2IS-I0-46 15 51-83- 1 .35 BMC " MIRAA(FXO) 51-64-1 51-114*1 51-125-1 3O6MG М1<?де> C55G4O96 SPRING-BGI47224------- ★ SLIDE, ASSEMBLY-BGI3I2G2 ★ PIN, ASSEMBLY-BGIBI255 PAWL- C55O54GI * COVER! ASSEMBLY-С 55ОЭВО1 ★ finding diagram COVER, BELT FEED.ASSEMBLY @S4MG о 2 3 5 IM WAS CG4O3G C|55G4O96| INSCRIBE PART HO DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED OCClMA^. FRACTIONAL • ANiUlAd • cf.d^*4uJ SUBMITTED- T Of C*OCA <X ’«4 V* C*O4A*CL .<>•& С4-» v • • ORDMAMCC DEPT., U. S. A
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES JUNE I. 1931 HEAT TREAT Y. P. RED. SCL REVISIONS T. S. / BR. II Б-10-48 EL 2 ROCK IC30-3S O) DRG. PERTAINS TO C5564I39 .ЭОЬМб M ПА1 (WCY M l9A4(FX6) M l$A4(FLEX) M I9A5(FXD) М1Ш INSCRIBE PART NO. DO NOT STUD, BARREL PLUNGER STEEL FS 1095 FINISH |2У TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL! .005 FRACTIONAL! 1/64 ANGULAR ! 5 4 DRAFTSMAN TRACER L.R.E. LO G DRAFTSMAN OTECKER^ CHIEF DRAFTSMAN SUBMITTED^, ORD. DEPT.. U. S. A. WAS A24605 SCALE у A 5024605 APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: . , ORD. DEPT.. U. S. A. ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL FINISH TYPE П FINISH, CLASS В PHYSICAL FEB. I, 1833 PROPERTIES REVISIONS Y. P. 6 5-10-43 T. & EU t RED BR ROCK. see DRG. PERTAINS TO C5564I39 5I-IO-I .30 BMG МПА1Ш 5I-S3-I iOBMG Ml<JA4fFKD) 5I-B4-I -bo в мд MHAA(FLtX) 51-114-1 5I-H5-I .30 BMG MlUfe EXTENSION, BARREX, ASSEMBLY (^S64l39 о_________।________a_________a_________a________з in. tolerance on dimensions NOT OTHERWISE SPECIFIED DECIMAL д FRACTIONAL • ANGULAR ’ ~ъ?3' ER.e,‘“" WAS C 64 130 SUBMITTED: ОАО M" «J • A VtSOOK FAJTT NO. DO NOT AzvmqvLO av СМ0СЛ er >L Crw.ir О» QRQAAACL oao ocrv mba C5564139 ONONANCE DfFTM U. S. A MAM ««А >КЛ»О
MEAT TREATMENT AND FINAL FINISH R I A. FORGING SHOWN ON DRG C7G010 tn О if) G.79B-JOO& ----- —J-.244 1.508 - INSCRIBE PART NO. WAS 08259 2 SCALE y APRIL 4. 1927 CLAM CXVIMON 0RAWIW6 nu REVISIONS 33 5*10-43 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± 90» FRACTIONAL ± |>4 ANGULAR ± b* м E.e. z.c Cfr4 MinUAl DRG. PERTAINS TO SUBMITTED: C 556*4 139 мЛХЛИВ м ЛХГрИо) EXAMINED: 0*0 Mff USA APPROVED RT (ХИ* OF ТИС CHIEF OF ORDNANCE. Dtrr uti D 6508259 ORDNANCE DEPT, U.S.A bdbt At WxJK t&L*Ub AImxal
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES HEAT TREAT TYPE П FINISH, CLASS В 64 64 64 380 RED. BR. ROCK SPHERICAL C38-43 64 64 PIN STEEL FS 1095 FINISH SCALE SCL 14 WAS A20570 A 5020570 A5020570 APRIL 4, 1927 REVISIONS 5-10-40 DRG. PERTAINS TO C562IO76 MBM INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL!------------ FRACTIONAL ± 1/64 ANGULAR*------ TRACER L*D*R DRAFTSMAN DRAFTSMAN CHIEF DRAFTSMAN SUBMITTED: ORD. DEFT.. U.S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: ORDNANCE DEPT., U. S. A
HEAT TREATMENT AND FINAL FINISH HEAT TREAT TYPE П FINISH, CLASS В PHYSICAL PROPERTIES J95R SECTION A I66-.OO4 .094 - .004 -H—if—.0051.003 .008-004 .130-.005R BLEND •I26-.002 .048±003 ID N MINOR RADIUS OF CUTTER .010X45® .0948+ .0010^1 <4 N О 0 8 .015 R Y. P. T. S. RED _BR. ROCK C 39-45 .165 R .156-. 006 R 32 .065-005 Ю * INSCRIBE MANUFACTURERS— IDENTIFICATION HIGH r 8 SECTION B-B .406 -.ОО8Ч-36О-РО6И d О О ID 316-005 EU ECTOR 17497 STEEL FS 4140 ^7 ' 125/ FINISH \/ SCALEу WAS BI7497 В GOI7497 APRIL 4, 1927 REVISIONS 17 510-45 DRG. PERTAINS TO 0562107611 MI9A4(FXD) M I9A4(Fl60 M 19A5(FXD) М19Д6 DO INSCRIBE WWW 110, TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL t .©ОБ FRACTIONAL* ANGULAR* 5» SUBMITTED: APPROVED BY ORDER Of THE CHIEF OF ORDNANCE:- , ORDNANCE DEPT.. U. S. A. В6О174Э7
HEAT TREATMENT AND FINAL FINISH DRAW AT 450* F. TYPE I FINISH, CLASS OSC BAKE ONE HOUR AT 300-350*F. DIAMETER OF WIRE-------------------- TOTAL NUMBER OF COILS--------------- OUTSIDE DIAMETER, FREE--------------- MAX. OUTSIDE DIA AT MIN. OPERATING HEIGHT FREE LENGTH-------------------------- TYPE OF ENDS------------------------- .IOS±.OIO .020 SIZE .l87±.0O4 .105 PHYSICAL PROPERTIES Y. P. \ / T. S. ELZ RED BR. ROCK. SCL 12 FEBRUARY I, 1938 REVISIONS 5-I0-4S B6147228 DRG. PERTAINS TO WOUND MEAN ASSEMBLED HEIGHT------------- MIN. LOAD AT MEAN ASSEMBLED HEIGHT- MIN. OPERATING HEIGHT-------------- MIN. LOAD AT MIN. OPERATING HEIGHT- LB PER INCH OF SPRING DEFLECTION--- SPRING FUNCTIONS IN HOLE----------- CALCULATED MAX. SOLID HEIGHT------- CAUTION: DO NOT COMPRESS SOLID note: .5% OF SPRINGS WILL BE FATIGUE TESTED BETWEEN ASSEMBLED HEIGHT AND MINIMUM OPERATING HEIGHT FOR 25,000 CYCLES. THE LOAD AT ASSEMBLED HEIGHT, AFTER TESTING, SHOULD NOT BE LESS THAN 125 LB .set .02 FORM AS SHOWN (BOTH ENDS) R.M. .382 I.58LB .321 I.G0LB C562IO76 MITAl(WC) MI9A4(FXD) M 19 A4 (FLEX) -------MI9A5(FXD) -------MI9AG .200 .190 SPRING, EXTRACTOR CAM PLUNGER («147228 SPRING STEEL WIRE WDI085 SPECIAL - CLASS A WAS 0147228 В 6147228 DO INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* — FRACTIONAL* — ANGULAR*— МАЛШ M.C. WL.ML СМИ/ шимм SUBMITTED: AFHtOVEO BY OKDOt Of THE CHIEF OF OROKANCE> ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL FINISH HEAT TREAT TYPE П FINISH, CLASS В PHYSICAL PROPERTIES Y. P. T. S. EL. 2 RED BR. ROCK. C44-52 SCL OCTOBER 30,1942 REVISIONS 5-I0-4-8 B626I IOI 15 ±2 -Ф 32 +1 1Л SECTION A-A 32 32 .325 -H .205 199 .001 600-.005—► 190 .030 R 1Л О DRG. PERTAINS TO C562I076 .30BMG v MI7AI(WC) MI9A4 (FXC) MI9A4 (FLEX) MI9A5(FXD) MI9A6 — — — INSCRIBE PART NO. DO NOT VIEW B-B SCALE v PLUNGERa EXTRACTOR,CAM PRILL ROD ,UI FINISH у, OTHER SURFACES,AS SPECIFIED WAS B2GIIOI SCALE 4В| 6261 IOI TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL i.OOS FRACTIONAL* 1/ЛЛ ANGULAR* — малммЕ" J.B.M. 1ЕЭТ сии/ лллпиил SUBMITTED: APPROVED BY ORDER OF THE CHIEF OF ORDKAMCL- ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL FINISH PHYSICAL PROPERTIES OCTOBER 30, 1842 REVISIONS V. P. 3 5-10-46 T. s. EU 1 RED BR. ROCK SCL_ DRG. PERTAINS TO MI7Al(WC) 51-10*1 5i-a3-i SC>&M<i * M I4*4(rutx) 51-114-1 51-115-1 CS62IO76 ;-SPR|NC-B6l4722e PLUNGER-В6261 lOt --PIN-ASO2OS7O STAKE BOTH ENDS SECTION A-A EXTRACTOR, ASSEMBLY @гю7б WAS Cl £1076 О 2 IK C5621076 UttCMK ГАЯТ NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED OKCiMAU .• — FRACTIONAL Г — ANGULAR 1 в*.'!»».. '•««.«• I > ER.Gl 1 *** * 4**АЛГ**<" SUBMITTED. 0*0 (AFT w a a V-*-A0vt0 5V OmCAA or t *it Cm.U Q* ЭМЖААС4 ' o«*-r и • A ORDMAMCE DCFT^ U. S. A.
HEAT TREATMENT AND FINAL FINISH HEAT TREAT TYPE П FINISH, CLASS В PHYSICAL PROPERTIES .I9b - 005 (TO AVOID MATCH- ING CUTS) VIEWS SHOWIN0 ALTERNATIVE METHOD OF MANUFACTURE DO INSCRIBE PART NO OCTOBER 30,1942 REVISIONS CHVtSOM EXTRACTOR (Tsaaost STEEL FS4I4O ^>^067 DRG. PERTAINS TO WAS D44O07 SCALE у DG544O87 PHAWIM R KB TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± 005 FRACTIONAL ± I/S4 ANGULAR ± В EXAMINED: ________________________ООО Otrr UFA AFMOvlO »v ORDER OF ТИС CHIEF Of ORPKAHCt л 0*0 OtFT и it ORDNANCE DEPT. U.S.A-
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES Y. P. у/ RED. у/ SCL. T. S. BR. E. L. 2 ROCK A 5020530 REVISIONS 5-I0-4B DRG. PERTAINS TO Р550Э1Вг! \D <0 I.222-.004 г-.260 DIA <423 м 19 A* INSCRIBE PART Na DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± .OO& FRACTIONAL ± !/•<- ANGULAR ± ---------- L*D’G DRAFTSMAN SPACER, LOCK FRAME CHECK DRAFTSMAN M.F.J. TRACER A VC. CHIEF DRAFTSMAN SUBMITT FINISH ,г.5/ DEFT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE WAS A2O53O SCALEf |A 5020530 ORDNANCE DEPT., U. S. A t —
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES FEB. 1.1927 Y. P. ✓ RED. ' у/ SCL REVISIONS T. s. * / BR. 16 5-10-46 EL 2 ROCK / DRG. PERTAINS TO C5509I80 I .50 BMG % 1 M 17Al (WC) M I9A41FX0) M l9A4(FLt*) M I9A5(FXO) M 19 A 6 INSCRIBE PART NO. DO NOT STOP, ACCELERATOR DRILL ROD FINISH 12У (5020627 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ±.00 5 FRACTIONAL! 1/64 ANGULAR! 5« DRAFTSMAN TRACER L.R.E. L D’C DRAFTSMAN CHECKER^ CHIEF DRAFTSMAN SUBMIT^D^^ SCALE -= WAS A20627 Al 5020627 ORD. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: ' ORD. DEPT.. U. S. A. ORDNANCE DEPT.. U. S. A.
DRG. PERTAINS TO C5509I80 .bOBMG4 M I7AI (WCY M l$A4(FXD) M l4A4(FLW) M l$A5(FX0) C5509I8I INSCRIBE PART NO. DO NOT GUIDE» LOCK FRAME DRILL ROD FINISH l2^ TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ±.00 5 FRACTIONAL *1/64 ANGULAR ±5* DRAFTSMAN JrfC.0. TRACER LKE. L-O*S DRAFTSMAN CHECKER'*' CHIEF DRAFTSMAN (5J35O5I SUBMITTED: WAS AI35OSI ORO. OEPT^ Uk5. A. APPROVED BY ORDER OF THE CHIEF ORO, DEFT.. U. S. A. SCALE -y [a|5I35O5I ORDNANCE DEPT.» U. S. A.
HEAT TREATMENT AND FINAL FINISH I----1.296-.004----H PHYSICAL APRIL 4 1927 DRG. PERTAINS TO B6OI75II .605 —I D5509182 ZZ1 -002 MI7AI (Wc) MI9A4(FXD) M 19 A4 (FLEX) MI9A5(FX0) MI9A6 U) «П Л1 INSCRIBE PART NO. DO NOT SEPARATOR, LOCK FRAME STEEL FSXIO2O (6017511 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* JDQS FRACTIONAL* ANGULAR* 59 МАПММ C.SS. АУС. L-r< СЛАСЖКЛ^ сми/ •ждггмшв SUBMITTED: WAS В 17511 scale! IB|6O|7511 MO. DCPT. и. к A_ ООО. OCFT- U. kA ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT ANO FINAL FINISH C.C.± INCH ON CAM ENO.004 TO .000 DEEP (ROCK.A 74-70) i PHYSICAL PROPERTIES APRIL 4J927 REVISIONS V P 19 5-10-48 j T s ; ' EL 2 RED • DR _ ROCK i SCL 1 1 J 1 J C550847I 2.5012.001 4.674-.005 DRG. PERTAINS TO C550918I SO BMG M l-TAI(WC) mm?a5^fxd) м^А^Лех) mh$aS(fxo) .50 6MG M I4A4 - 5.670 FRAME, LOCK, L.H, LOW alloy steel, high tensile -grape г FINISH >2^ (5500471 WAS C847I TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED CHOMAL * .005 FRACTIONAL * 1/64 ANGULAR * 5* 2 SCALE у МЯСИНЕ FAJVT NO DO NOT C55O047I — ph ~. O»Q u 4 A. ORDNANCE DCPT^ U. S. A.
PHYSICAL APRIL 4,1927 PROPERTIES REVISIONS V. R. 19 5-IO-4e T. s. \ / EL 2 RED 1 BR. ROCK. SCL DRG. PERTAINS TO C55O8472 C55O9I8C M*?A?(WC) MrSATAci .ЪО BMd .30 BMQ MltAB(FXCd .30 ВИЗ M 1ВАЛ 4.100±Ю01 2.±g STRAIGHT 2.50IX.00I ---------------------Д.674-.ОО5 5. €>70 TOLERANCE ON DIMENSIONS NOT OTHERWISE S>*tCl>ltO OCCIMA. * .005 fractional ANGULAR X 5* FRAME. LOCK, R.H. LOW ALLOY STEEL . HIGH TENSILE-GRADE 2 WAS C8472 М9СЖ РАИТ Na P SCALE у C 5508472 О4ГОКЛМСЕ DCFT^ U. S. A. MAX4 AV *<X« lkA*a AAMAAb
HEAT TR£ATMD<T AND FINAL FINISH PHYSICAL PROPERTIES JUNE 1.1931 REVISIONS V. P. II 6-10*40 T. s. EL Ж \ / RED Y BR / \ ROCK. / \ SCL / \ C5509I60 DRG. PERTAINS TO 05&03IB6 MI1AI(WC) M??A4(FX9 ИЗЛАГАЛ ЭО SMG , М19А5(ГХ0) SOS MO M IS Air FRAME, LOCK, RH» ASSEMBLY (]?5O9I8O 2 INCHES WAS C9I80 BtSOME FAST HQ DO NOT C5509160 | ~ TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL x-- FRACTIONAL * - ANGULAR * --
НЕЛТ TREATMENT AND FINAL FINISH PHYSICAL JUNE 1 . 1Э31 PROPERTIES REVISIONS V. F. \ / II 5-10-44 T. *. el. a \ / RED A •R. •• \ ROC* / \ SCL / \ — DRG. PERTAINS TO D550dlB2 С5509181 FRAMK-CUOB47I rGUIDE-A5l3505l FRAME, LOCK L.H., ASSEMBLY WAS C9I8I О £ INCHES c 5509181 M IT Al (wc) .30 BMG 4 И 1ЯАА(ГХР) .30 ВМЭ ж MlTAA(RXX) .30 В MG M I9A5(fxD) .30 BMG M IA AG INSCRIBE FA*T NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SRECiAED OtCiMAi. •. — ГЯ*СТ<О*1 ♦.— KXCUIA* t — м?Е?а M.C. Г ** — SUBMITTED. 0*0 O«*V v • « tf ОЙОСА О» 'H C»iU О* СМЭМАСС ORDNANCE DEFT., U. V A. ШАСМ AV ««A >M_AA4k АЛММК
HE AT TREATMENT ANO FINAL FINISH PHYSICAL PROPERTIES TYPE П FINISH, CLASS В 2.031-----H .2515+0020 DIA __ ,3 . I ZB± 52 .136+004 DI A .252 +.005 DIA SECTION A-A .590-005 .351+.004 ^STRAIGHT 466-.006 .06 + 03 -I* <CUTTER SECTION B-B SB SECTION C-C Q SEPARATOR - В6ОГ7Э11 ALTERNATIVE CONSTRUCTION A PEARLITIC MALLEABLE IRON-CLASS A RIVET FLUSH BOTH ENDS RIVET-ASOZOB2O RIVET FLUSH BOTH ENDS FINISH TO BE SCALE t -I* •002+006 1.700-.020 к441-.002 5.670 h—-3631.003 25 3? 5 SPAC ER-A&O2ОБЭО EL.2 RED BR. ROCK SCL N <0 (Л О 10 Ю О NOTE: SECTION D-D. HEAT IN NEUTRAL SALT BATH AT 1500* F IO MINUTES, OIL QUENCH, DRAW AT S50*F 30 MINUTES, AIR COOL. SECTION E-E: HEAT IN CYANIDE AT 1500°- 155СГ F FOR 5 MINUTES, OIL QUENCH, DRAW AT APPROX 750° F IN SALT BATH FOR 30 MINUTES, AIR COOL, ROCK. C 47-52 FOR FOR ALL CAST RADII TO BE ^UNLESS OTHERWISE SPECIFIED. SUPERSEDES C9IS2 & D7114325 Wo/c 5-10-40 ★ FRAME, ASSEMBLY-СВВОЭ1В1 ★ FRAME, R.H., ABSEMBLV-cbboeieo ★ FINDING DIAGRAM INSCRIBE PART NO. NOT____________________ AUGUST IO, 1944 DIVISION OKAWIMC REVISIONS 6-10-44 r.l 15-.004 PARALLEL WITH BOTTOM FRAME. LOCK, ASSEMBLY SI-114-1 51- 125-1 DRG. PERTAINS TO TOCERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± OO® FRACTIONAL ± (/Й4 ANGULAR ± 5* --------------------.64. tlJIUH ТШТГБШТПИГ 51-iq poaMftwtrMi 51-63 FIXED ' FLEX '30ВМ£И19б* ЭОф^МПбМ D|5509132 EXAMINED: ORDNANCE DEPT.. U.S.A --uA6t aV duANb aHThAI
HEAT TREATMENT AND FINAL FINISH TYPE П FINISH. CLASS В PLUNGER-A5238204 LATCH- CT IOGBT2 PHYSICAL OCTOBER _T 1343 PROPERTIES REVISIONS Y. P. 5 5-10*48 T. S. \ / EL 2 RED. 1 r < BR. j " / \ ROCK / \ SCL / \ / 4 DRG. PERTAINS TO M nAl(Wb) .30 bm4\ M ЛД4(В<01) Bl 106949 i-PIN-BFDXI, 505484 (stake both ends) 51-10-I 51-85-1 51-54-1 • 3OBMG . M »9AA(FLEX) 'SSSSS///SSS/:'//S/S/S/S///SS//SSS/SSSSSS7SSSSS/S/SSS^ '/////////. 122222222222222222222 SPRING-ATIOGO92 PLUG-ATIOG8G5 PLUNGER-ATIOG8TO LATCH, ASSEMBLY @dg349 SUPERSEDES BTIOG949 WO/C 5-10-48 о 51-114-1 5I-I2S-I M .30 В MG м Лав XO DO INSCRIBE PART NO. TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± ---------- FRACTIONAL ±--- ANGULAR ±---- SUBMITTED: DRAFTSMAN l.m.d. L*O‘C MA/TSMAN CMICF MtAFVlMAN APPROVED BY ORDER OF THE CHIEF OF ORDHAHCE i । । » । I IN. B1I0G943 ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT & FINAL FINISH HEAT TREAT TYPE П FINISH, CLASS В t. s. EL 2 PHYSICAL PROPERTIES RED. BR. SCL c.c. 5 A 5238204- JUNE 3, 1943 REVISIONS 5-10-46 DRG. PERTAINS TO B7I0G949 .50 BMG M ITAI (vVc) Ml 19A4<FXD) M l9A4(FLtX) M I9AS(fX0) M I9A* INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL! .006 FRACTIONAL! 1/04 ANGULAR ! 5* DRAFTSMAN W. W. J. TRACER M.C. L O G DRAFTSMAN PLUNGER, LATCH 5238204. SUBMITTED: CHIEF DRAFTSMAN 125/ FINISH \7 other surfaces AS SPECIFIED ORD. DEPT.. U. S. A. NOTE: R.IA. FORGING SHOWN ON DRG. A 7I0ITI2 ______________________________________ a WAS A23B204. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: A 5238204 ORO. DEPT.. U. S. A. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT A FINAL FINISH DRAW AT 450* F TYPE I FINISH, CLASS 0SC BAKE ONE HOUR AT 300-350* F MAX. QDATMIN. OPERATING HEIGHT MINIMUM OPERATING HEIGHT-------- LOAD AT MIN. OPERATING HEIGHT LB. PER INCH OF SPRING DEFLECTION— 8.5 SPRING FUNCTIONS IN HOLE ----------- .378+.ООЭ OUTSIDE DIAM. SOLID, NOT MORE THAN INSIDE DIAM. FREE. NOT LESS THAN — ASSEMBLED HEIGHT------------ LOAD AT ASSEMBLED HEIGHT---- SOLID HEIGHT, NOT MORE THAN — DIAM. OF WIRE (APPROX.)----- FREE HEIGHT (APPROX.)------- NUMBER OF COILS (APPROX.)--- DIRECTION OF COILING-------- ENDS CLOSED AND GROUND FLAT. .360 1.640 27 R.H. OR L.H. SQt GR. CAUTION: DO NOT COMPRESS SOLID SPRING, LATCH SPRING STEEL WIRE WDI085 SPECIAL-CLASS A SUPERSEDES A7IOSO92 WO/C S-I0-4B A7IO6O92 PHYSICAL PROPERTIES MARCH 3. 1944 REVISIONS Y. P. 3 5-10-46 T. S. EL-2 RED. HT.T. BR. DRG. PERTAINS TO B7I06949 .ЭбвМо . MITAlfWC) MHA4.(FX0\ Ml9A4(FLtV) NV9A5(FX0) M19AB SCL C. C. SYMBOL ENGINEER ENGINEER DRAFTSMAN W. B. u. TRACER M.C. SUBMITTED:* ORO. DEFT.. U. S. A. APPROVED:- A 7106092 ORDNANCE DEPT- U. S. A.
А7Ю6869 HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES OCTOBER 7. 1943 HEAT TREAT TYPE IE FINISH, CLASS В Y. P. RED. SCL REVISIONS T. S. BR. C.G. 5-10-46 EL 2 ROCK DRG. PERTAINS TO .BdBMC В710694-9 BREAK CORNER .010 32 3 •5 MI9A4(FLK)0 MI9Ab(Fxb) M 19AB _ INSCRIBE PART HO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL! AO5 ANGULAR! PLUG. RETAINING FINISH ву, OTHER SURFACES, AS SPECIFIED SUPERSEDES A7106863 WO/C 5-10-4B SCALE I Д 7J 0666 Э DHAFTSMAN HWJL c THACH O- SUBMITTED: L*0*6 DRAFTSMAN CHIEF MAFTSMAN APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: ORDNANCE DEPT., U. S. A.
E. L. 2 ROCK HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES Y. P. TYPE П FINISH, CLASS В T. S. RED. BR. SCL _____A7I066 70 OCTOBER Z I 943 REVISIONS Б-10-48 4- SPHERICALR 32 .270+005 32 — ttDIA 90 DRG. PERTAINS TO 87106949 .BOBM6 M 1-ГА1 (WCl M I^AA(FXD) M l#A4[FLtX) M |9АВ0₽ХСЛ M INSCRIBE PART NO. DO NOT BREAK CORNER .005 PLUNGER, FRICTION OTHER SURFACES AS SPECIFIED >scaleta 7106870 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± .0 05. FRACTIONAL ± 1/6^ ANGULAR + !• DRAFTSMAN M.W.J. СЦ^СКЕ L*0*<5 DRAFTSMAN TRACER A.VC. SUBMITTED: CHIEF DRAFTSMAN APPROVED BY ORDER OF THE CHIEF OF ORDNANCE ORD. DEFT.. U. S. A. ORDNANCE DEPT., U. S. A
HEAT TREATMENT AND FINAL FINISH TYPE Л FINISH. CLASS В PLUNGER-A5238204 LATCH- ст iogb72 PHYSICAL OCTOBER _T 1343 PROPERTIES REVISIONS Y. P. / 5 5-1048 T. S. \ / EL 2 RED. • л < BR. 7 J ROCK / \ SCL / \ / 4 DRG. PERTAINS TO В71О6Э4Э i—PIN-BFDXI, 505484 (stake both ends) 51-10-I 51-85-1 51-54-1 51-114-1 M HA> (WG) .30 BM4‘ M 14A4(FXD) • 36BM0 ' м »5>а?хЬь^ M' .30 ©MG мЛа> xo пмтж VSSSSS/SJM 51-125-1 SPRING-A7IOGO92 DO INSCRIBE PART NO. PLUG-A7IOG8G9 PLUNGER-A7 IOG87O LATCH, ASSEMBLY @og949 SUPERSEDES B7IOG949 WO/C 5-10-48 о I IN. В110894$ TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± ---------- FRACTIONAL ±--- ANGULAR i --- DAAFTSMAM L.M.D. CHECKER L*D'G MU/TSMAN CMICF MtAFVSMAM SUBMITTED: APPROVED BY ORDER OF THE CHIEF OF ORDKAHCE ORDNANCE DEPT. U. S. A
PIN, STRAIGHT, STEEL CHAMFERED BFDXI ORDNANCE DEPT STANDARDS (ORDNANCE DESIGN) VH5W 1-31-34 APPROVED DATE 4^\ L +.010 D U rq *— в Diameter D OF < Pin В Chamfer ’Nom. Max. .Min. 1/16 .0630 .0620 .010 3/32 .0942 •0932 .010 1/8 .1255 .1245 .010 J$7 • 1Й7 1/Ъ4 .l8g0 L Length ORDNANCE FKRT NUMBER - PLAIN FINISH 1/8 5/16 505461 505462 505463 _ 505464 544188 544072 505470 _ 505471. 544019 544029- № 505465“ 505466 505467 505468_ 505472 505473 505474 505475 505481 5054& 505483 _505484 544020 505494 544055 _ 544028 5/8 11/16 13/16 505469 544070 1 s£>C--COO> 0000 1 505485 505486 505487 _5O54&_ ^0549^ 505497 505498 _505499. 505506 505508 505509 505510 1^16 1 1-1/8 505480 505489 505491 505492 _505493- 505500 505501 505502 _5O55O3_ тж oooo |U\U4UMX> 1-1/4 1-3/8 426778 _ 544075- 505504 505505 I чЛ\ПЧДЧП' oooo чЯХАЧЛЧЛ’ оо-'Зегкя. I 1-3/4 505519 L Length ORDNANCE PART NUKBER - PHOSPHATE (OILED) FINISH 5/8 7/8 1-1/8 1-3/a 505490 544179 505507 582953 582954 MATERIAL» Dimensions in inches. Drill rod, commercial. Tolerance on drill rod - .0005". Nomenclature Pattern: PIN, straight, drill rod, 1/8* x 1/2e, plain, drg. BFDX1, part number 505483. Note: Pins should be .0005* то .00Г drive fit. Engineering & Inspection Section - ORDIP Помамгс пгот REVISION
HEAT TREATMENT AND FINAL FINISH HEAT TREAT (SEE. NOTE) TYPE Л FINISH, CLASS 0 Ar—’ О R SEE NOTE L £ -ZOO-005 .178*009 NOTE: HARDEN THIS AREA L “115 llR V32K .005 R MAX .200 .640 4.SOI --- О 1.625 \ —.180 * 003 TO SHARP CORNER 16 64 4.006 .01R MAX. 32'64X*5 J. ♦ 2. 0 — - 64 M .750 ► 005 .937 ♦.010 z 1X4 003 CA 64 X45r3*REAR OF POCKET .125 .003 64 64 рр0МТ ид^ QF H0L£ l«R »4r к is 1 16 AS st ,O95tOOG- .001-004— jR MAY. SECTION A~A SCALE t LATCH PEARLITIC MALLEABLE IRON-CLASS A NOTEl’R.l.A.FOeGlNG FOR ALTERNATIVE MATERIAL SHOWN ON C7I0I7II SUPERSEDES C7IO687Z WQ/C s-io-4-а SCALE г PHYSICAL OCTOBER 7, IB43 PROPERTIES REVISIONS V. F. II 6*10-45 T. fi. 1? 5-7-49 KL. 1 RED BR. ROCK A78-A92 SCL- DRG. PERTAINS TO 5710694» .30 BMG K M ПА1 (wC) mT?A4?FxO) .30BMG М14А5(ГХ0) .30 SMQ M l»A6 C7106872 INSCMK FART NO DO NOT tolerance on DIMENSIONS NOT OTHERWISE SREClAEO OLCiMAL : FRACTOfeAL 1 •/•♦ ANGULAJ» * Г r.** X.wi >9 o k 1 SUBMITTED: 0*0 OAP« v » A A***CMJD ВТ ОЯОАА 0* TMt CruAF OF 0ЖЖЛЛСС. O**V U • A ORDNANCE MFTW U. S. A. C7IOGO72
HEAT TREATMENT & E/NAL E/N/EH МДГ/,/9£Э REVISIONS PROTECTIVE! FINISH TEPE 71 CLASS A OR в C5545364 6 -/536 ?5Х4гоа St LE5- 1Э*\4.-30А& tOtfV<«3/ON го3 PHYSICAL PROPERTIES RED. HT. T LEAF,PEAHSLGHF,ASM. .SCBAR M/5LBA2_ LSAF,RFARGi(H4F/tSM. тЭе SAfHi • M rS .30BMQ~MI9A€ ' -ZOO-oas *> /Т 06526337 LEAF, REAR SIGHT, ASM l£Af,REAR SIGHT, ASIA. ^AEREARSIGHT, ASM. C5S6406! C5546037 C5564054 12- 13' BR SCL 30/3/62 P//7, /2Е7/Ш\/£/?. /22ДР 3/вНГ3/LG^AT/NG SC/2^W Q/3/бгУ/Э 5T££L W£>/O33‘ /г-/амг 6-14-45 II /7 ' \ютг PRO. PORTAL NS TO .50 3^fS^HS SYMBOL ЗГ О A P -/396 0 » ISMA'I TRACER •me». CMtCKl <l’J '-*4 смет '.) HSMAN A3O/3/G2 TOLERANCE АО/ ALLO EVEN ON ALL O/MEN- StONS UNLESS OTHERWISE SPEC/E/EO. 3L/P525£0£5 OLD 7P/1C/A/G A/3/62 ^л,г4 ^50/3/62 C//VDE/2 ££1//3/ОМ£И7£ОГ JI/A/O7539.36 T 131Q2 SUEMI INSCRIBE RM7TN0. DO NOT ______________ Ofcil DL’T *J S A. *«»НО'.ч CHIEF 0JIDE9 OF THE DNAfHE,^ 020ШС£0£Р7/6!&
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES RED. ROCK. A/J/66 MAY /, 1923. REVISIONS PROTECTIVE FINISH TYPE IL CLASS A ORB BR. к,^-г INSCRIBE PART NO. DO NOT /7 j4 -Л7-^6| '19'5-2.-4-49 Д5П/3/6Д PIN, PEAR SIGHT ELEVATING //NOB STEEL W.D.I09S TOLERANCE EOI SIONS UNLESS 3UPERJEDEJ UNDER REVISION DATE OE JUNE/G, 1944. ALLOWED ON ALL DI MEN- OTHERWISE SPECIFIED OLD TRACING A/3/GG .0512 _ goo7 50/3/66 DR’G. PERTAINS TO C55G4Z06 UAF.REARSI&nASH -ft-**— ЗОЛПС.- MI9A4 (fXD.). 3Q M l9A4fLClE) 30&M6.-t4t 9 AG - —&i— ГГАГПСЛП CIT'LJT AAAj * д TtiFj Jrvf f if SOME M2H0(Flcm - 5E^— 508ffG.-M2RB(FXa) LIAMS' Lf'il Ifl/r^nkA 3t cfuf X/Olfll rfLl CSSff^OGf ^AERTARSI6HT.A»t CM!fF TS4AM TTSMAN SUOMITTEO:- SPRINGFIELD ARMORY 4 A5O/3/S6 ____ ' \AI3I66 •—I__________________ SUPERSEDES A/3/6& /✓4>0wb.CN6 D DEPT. APPROVED BY ORDER OF YME CHIEF OF ORD ORD. DEPT. NCE:- ORDNANCE DEPT.. !J. S. A.
HEAT TREATMENT & FINAL FINISH HEAT TREAT TYPE П FINISH,CLASS В 5152432 PHYSICAL PROPERTIES MARCH 10, 193Э Y. P. RED. SCL REVISIONS T. S. BR. C.C. .OIOTO.OI2 DEEP 8 5-10-43 EL. 2 ROCK DRG. PERTAINS TO C55459*4 .30 BMG v MI9AA (FXOY MI$A4-(FLCX) MI9AG INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ±.005 FRACTIONAL i |/64 ANGULAR ± 50 KN08? REAR SIGHT ELEVATING SCREW STEEL FSXIO2O SCALE у WAS Al 52432 a|5 1524-32 L O G DRAFTSMAN CHIEF DRAFTSMAN APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: ORD. DEPT.. U. S. A. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT A FINAL FINISH /NSCR/BE PART HO. MARCH 10. UM DRAW AT 450 F. PROTECTIVE FINISH TYPE I CLASS Q,S.C. A DIAMETER OF WIRE ...................................... * TOTAL NUMBER OF COILS ............................... A MINIMUM INSIDE DIAMETER, FREE ......................... A OUTSIDE DIAMETER, FREE ................................ A MAXIMUM OUTSIDE DIAMETER AT MINIMUM OPERATING HEIGHT ft FREE LENGTH OF SPRING ................................ A TYPE OF ENDS .......................................... ☆ WOUND ............................................... ft MEAN ASSEMBLED HEIGHT .............................. A LOAD AT MEAN ASSEMBLED HEIGHT ......................... ft MINIMUM OPERATING HEIGHT ........................... A LOAD AT MINIMUM OPERATING HEIGHT ...................... * LBS. PER INCH OF SPRING DEFLECTION .................. A SPRING FUNCTIONS IN HOLE .............................. ft SPRING FUNCTIONS OVER ROO .......................... ft MAXIMUM SOLID HEIGHT ............................... ... .0135 ... 5 ... .040 ... .071±.003 ... .075 .13S ... PLAIN ... R.H. ... .106 ... 2 LBS ± l/2 LB. ... .093 ... 2.68 LBS.±//2 LB. ... 62 LBS. ... .076 ... .038 ... .084 7 8-15-42 Bv 1C-24-42 9* 7-2 7-4J 10’ 2-7-44 //' 4-3046 7F ♦ C46964 LEAF-REAR SIGHT- ASSEMBLY А» a M|»AM 3 1 UM T > 51-03 .30 8MC-M19A4 FXO. 51-84 .30 BM6-M19A4 FLEX. si-ioe •30 0AR-M18A2 -51 -13 v30 BAR-MI 0 A NOTE: A END COILS SHALL BE WITHIN MIN. INSIDE OIA. ANO FREE FROM BURRS. THIS SPRING SHALL WITHSTAND OPERATIONS BETWEEN ASSEMBLED HEIGHT ANO MINIMUM OPERATING HEIGHT WITHOUT FAILURE AND THE LOAD AT AS- SEMBLED HEIGHT SHALL NOT BE LESS THAN LBS. AFTER 25,000 OPERATIONS. SPEED OF TEST SHALL NOT BE LESS THAN 500 CYCLES °ER MINUTE. 51-125 JOBMG-MI9A6 SPRING, CLICK. PLUNGER *163397 *11 SPRING STEEL WIRE - VO 1085 SPECIAL CL4SS 4 Q/G3397 SYMBOLS:- A MANDATORY REQUIREMENTS ft MANUFACTURING DATA SUPERSEDES GLO TRACING Al 63397 UNDER REVISION DATE СГ ALGUST 15, 1942. 4 /7163397 ярряоьгу ну тме ar col ana OttWrf/VCfОЕГ7 U5P SUPERSEDES A 3/633 97
A 16 J J 19 0 _____HEAT TREATMENT 4 FINAL FINISH HEAT TZEAT OXIDE В LA CH______________ PHYSICAL PROPERTIES RED. BR. ROCK. REVISIONS у Z-7-40 1 1 6-26-4/ Z' G-Z5-40\ 6' 4-//-42 3i 9-3-40 6-16-42 4* 5-1-41 ~R ЮЯ-42 Ю1 9- 7-ZT-43 DR’G. PERTAINS TO S/-83 .309M6-N/9A4fEAO) 37-34 ,30BM6-M/9A4fEL EX, ЗО0АЯ-Л4/вА2 C4S964 LEAF. NEAP SIGHT ASM. UU т L« tCwi nCWv jnrffjXjn f J .JUunh /И lO SH25 .30 BMG MIVAb CS5L4208 SYMBOL A 5/63398 5/G339B PLUNGER. CLICK. REAR SIGHT ELEVATING SCREW KNOB (a/6339& -3 57EEC- W E> LOZO COLD OJ&WN v~z Z7Z//_T/y у лХхиг INSCRIBE PART NO. UUNU! APPROVED BY ORDER OF THS chief of ordnance:* 70L EEANCE LO/ AL LOWE О ON ALL D/MEN- S/ONS UNLESS O7NENW/SE SPEC/E/ELO SC AX LE^ AS/6339B A \6 339&- LTCOI ORQ, DEPT. U/B.< ORDNANCE DEPT.U.S.A SUPERSEDES A/GS33B
HEAT TREATMENT AND FINAL FINISH MARCH IO, 1939 TYPE П FINISH, CLASS В .260 FULL THREAD DEPTH TO THIS POINT ALTERNATE METHOD OF MAMUFACTURE PHYSICAL PROPERTIES Y. P. T. S. EL. 2 RED BR. _ROCK. -r— SCL. ' —* - REVISIONS 5 5*10-46 — — — — DRG. PERTAINS TO CSS4SBC4 IL •МвМ14А4 BGI10312 267 +.005 .0500*.0005 AT ASSEMBLY WITH A5I52432 STUB ACME, 14 THREADS PER INCH .1423 LEAD (DOUBLE THREAD) MAJOR DIA PITCH DIA MINOR DIA ALLOWABLE MUST BE WITHIN LIMITS PRESCRIBED FOR PITCH DIAMETER -.260 h-.055 .0714 8 .015 R MAX. .0357 BASIC О if) О J52 -.005 VO8O -.005 .015 R MAX. .052 +.002 .071 -.002 .1250-0036 .1036 - 0030 .0722-0031 LEAD ERROR t.OOl PER INCH 1.556 INSCRIBE PART NO. DO NOT 1.953 SCREW, ELEVATING, REAR SIGHT STEEL FSXI3I5 FINISH SCALE .IGO -.OOI WAS В110312 В GIIO3I2 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIRED DECIMAL* OOfc FRACTIONAL* <Л»4 ANGULAR! S* SUBMITTED: APPROVED BY ORDER OF THE CHIEF OF ORDNANCE:- ORDNANCE DEPT.. U. S. A
HEAT TREATMENT AND FINAL FINISH TYPE П FINISH. CLASS В .020 X4S fXO •020X45 гаг- 355 .557 - *O $ 074 -JOOZ 062*002 .230-005 405-JOO I MAJOR DIA -PITCH DIA MINOR DIA manufacture OF STUB ACME THREAD SAME AS STANDARD THREAD EXCEPT AS NOTED NOTE : INDEX UNES TO BE FILLED WITH WHITE ENAMEL J57*0O5 .12644-0030 JO42 *.0031 SO ±2 .036X45* INDEX LINE---------- .01 WIDEXOO5 DEEP AN* KNURL — О FINE KNURL .020X45 in 394 -OOI STUB ACME (DOUBLE THREAP) 14 THREADS PER INCH LEAD ‘,142В O2044ST-> 3195*0025 13 32 031+005 DIA .031 +005 DIA og N Z U tn < 0 m in q SLIDE. REAR SIGHT /- STEEL FSXIQ20 finish'Mother surfaces, as specified PHYSICAL PROPERTIES MARCH IO. IS3S REVISIONS V. P. 1 1 540-43 T. s. EL 2 RED • BR ROCK. SCL — DRG. PERTAINS TO C55453U SE^TIPN DIA .135*005 y-jPITCH DIA .1036*0030 / MINOR DIA .0822*.0031 / ALLOWABLE LEAD ERROR *001 // \ PER INCH ANO INCLUDES >4 .INDEXING ERROR, ALL OF .. WHICH MUST BE WITHIN ♦ % LIMITS PRESCRIBED FOR А/ PITCH DIAMETER WAS C4596I 1036*0030 SCALE -? С 5545Э61 C55459GI INSCRIBE МЯТ NO. 00 NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL * ,005 BRACCO*AL - + ANGULAR 1 5* CPL. .•It* Z.C.J X 1 SUBMITTED. Of OACaaa • г САЛА |>4( c‘ - X 0*0 СЦИ V • a
HEAT TREATMENT AND FINAL FINISH PHYSICAL MARCH 10,1999 PROPERTIES REVISIONS Y. P. 4 5-10-48 T S 5 10*21*48 EL. 2 G IM5-4B RED < BR. / ROC* KL — DRG. PERTAINS TO MI9A4(FA0) M НАЛ (FVO0 M 19Afi> C5545SG4 SPRING- A5 165397 --PIN-ASOI3I6G PLUNGER-A 516330 В KNOB-ASIS243Z SLIDE-C5SA59GI LEAF- DG53523G SCREW-BGI10312 INSCRIBE PART NUMBER ± HIGH HOLE DRILLED IN SCREW FROM И INDEX LINE ON SLIDE IS ALIGN! MIL GRADUATION 48 AND CLICK IN GROOVE OF KNOB. ,ОЬОО*.ОООБ RIVET OR STAKE PIN OH BOTH ENDS CSS449M SECTION A-A LEAF» REAR SIGHT, ASSEMBLY (5545964 IN. WAS С459Б4 | С|5545Э€>4 | DO INSCRIBE PART NO TOLERANCE on dimensions not OTHERWISE SPECIFIED OtClMAL * — РЯЛСТЮМАС 2 — ▲MGULAR t — H.MF 4 • A <4»4« MUFT»4A« SUBMITTED. <r ОДМ or TRt см<> or r оаомлмсс u. u a.
HEAT TREATMENT AND FINAL FINISH TYPE П FINISH, CLASS В STAMP SR = 1396 FIGURES IO NIGH ON BACK OF LEAF .03 .04 .02 03 1 Ol 70 §0 40 30 O2-.OI Ш o:: 0 N .02- .Ol - •Ol Q (П О о <0 -----08 О <0 \9 N 49 ч \9 N (O «О (Л О INDEX LINE .015 WIDE X.OO75 YD5CAL30MZ 13 22- 18- 14- lo- ts - 2 DEEP O7-.OI .05 -20 -16 12 7 N T 0) \9 О \9 N if) N .361 NOTE : GRADUATIONS Ol WIDE X .005 DEEP GRADUATIONS AND FIGURES TO BE FILLED WITH WHITE ENAMEL TOLERANCES ON LOCATION OF GRADUATIONS ± .003 NOTE: SIZE OF FIGURES ON FACE OF LEAF I TO & INCLUSIVE .045 X .06 WIDE IO TO 12 INCLUSIVE OGXO6WIDE 14 TO 18 INCLUSIVE .08 X -06 WIDE 20 TO 24 INCLUSIVE .08 X .05 WIDE DATA USED IN CALCULATIONS SIGHT RADIUS_________________________________ t OF BORE TO TIP OF FRONT SIGHT______________ 4. OF BORE TO AXIS OF LEAF UOINT PIN--------- CONSTANT (SIGHT ABOVE UOINT PIN AXIS)________ GRADUATIONS COMPUTED FROM FIRE CONTROL TABLE PREPARED BY ORDNANCE DEPT DATED APRIL. 1934 CALCULATIONS FOR GRADUATIONS BASED ON 13.957 3.446 3. 169 Z77 О.ЭО-С-3 14.28 SR <\J <o ID Ф Ф N (Л L N О О (Л О LEAF. REAR ЭК STEEL FSXIQ2O 35236 .160 4005 .0805 ♦ .192 4.005 722-003 .3944.001 8 \9 L 522 4-003 J 076 4 .005 4x45‘ OI-.OI X 45* .0404.005 .161 ♦ OOI .0500+.0005 .424.01 О О .050-003 320 4.002 SECTION A-A .0104010X45* C'SINK, BOTH SIDES .156 R .072 4001 DIA о о <9 (О о N 2 02 -.002 V 64 .06401 R . 161 - 002 322 -003 .06 4 .Ol R — 2-2GNS-3 .0 714 LEAD, DOUBLE THREAD —| MAJOR DI A .2000 MIN (PITCH DIA .176© 4.0030 | MINOR DIA J6I3 40039 SCALE * PHYSICAL PROPERTIES YP TS EL 2 RED. 1 MT T BR. 1 SCL. c.c. (0 0 INSCRIBE PART NO. DO NOT WAS D35236 MARCH IO, 1939 CLAM txvrtK* DRAWIM FILE REVISIONS 12 5-10-4® 13' 10-21-44 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± Ol FRACTIONAL ± l/44 ANGULAR ± b* C PL Z C Г&4 МА/ТШАМ LHItl M1FVSDT" DRG. PERTAINS TO SUBMITTED: C5545964 30BMG ч MI4A4(FXD) MI9A4(FLEX) MIQAA EXAMINED: OW DIFT USA AW«OVtO •» OMM* of THE CHIEF or OflMANCt , . ОНО МГТ и &A ORDNANCE DEPT.. U.S.A. DG535236
A 5020520 HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES APRIL 4,1927 Y. P. RED. SCL. REVISIONS T. s. BR. 12 5-10-48 EL. 2 ROCK DRG. PERTAINS TO D55O7IB2. .30 BMG M ITAlhvc) M I9A4CFX0) M I9AA(FLOO M I4A5(FXDJ M I9A6 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL - .005 FRACTIONAL----------- ANGULAR 1 5* L O G DRAFTSMAN RIVET STEEL FSXI335 FINISH (5020520 TRACER DRAFTSMAN W.c.0. CHIEF DRAFTSMAN SUBMITTED: ORD DEPT.. U S. A. SCALE = WAS A 20520 Al 5020520 APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: ORD. DEPT.. U. S. A. ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES HEAT TREAT TYPE П FINISH, CLASS В JUNE 1, 1931 REVISIONS 12 Б-10-40 О DRG. PERTAINS TO INSCRIBE PART NO. DO NOT FINISH PIN, COCKING LEVER STEEL FS4-IAO (5£ZO567 OTHER SURFACES, AS SPECIFIED TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL! ЛО5 FRACTIONAL 2 !/•<• ANGULAR± ------------ DRAFTSMAN W.C0. TRACER A.VC. 1*0*6 DRAFTSMAN CmtF DRAFTSMAN WAS A2O567 5CALEf A 5020567 APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: ORDNANCE DEPT.. U. S. A
А 51Э5057 HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES JUNEI , 1931 DRAW AT 450е F Y. P. RED SCL. REVISIONS TYPE I FINISH, CLASS OSC T. s. DR. 18 5-10-45 BAKE ONE HOUR AT 300-350°F EL 2 ROCK DIAMETER OF WIRE .047 — TOTAL NUMBER OF COILS — 24 DRG. PE HAINS TO .290 387±.005 MINIMUM INSIDE DIAMETER, FREE--------------- OUTSIDE DIAMETER, FREE---------------------- MAX. OUTSIDE DIA AT MIN. OPERATING HEIGHT--- FREE LENGTH--------------------------------- TYPE OF ENDS-------------------------------- WOUND--------------------------------------- ASSEMBLED HEIGHT---------------------------- LOAD AT ASSEMBLED HEIGHT-------------------- MINIMUM OPERATING HEIGHT-------------------- LOAD AT MINIMUM OPERATING HEIGHT------------ LB PER INCH OF SPRING DEFLECTION------------ SPRING FUNCTIONS OVER ROD------------------- CALCULATED MAXIMUM SOLID HEIGHT------------- CAUTION; DO NOT COMPRESS SOLID. note: 0.5% OF SPRINGS WILL BE FATIGUE TESTED BETWEEN ASSEMBLED HEIGHT AND MINIMUM OPERATING HEIGHT FOR 50,000 CYC LES. THE LOAD AT ASSEMBLED HEIGHT, AFTER TESTING, SHOULD NOT BE LESS THAN 12.5 LB SPRING, BARREL» PLUNGER S35057 SPRING STEEL WIRE WDI085 SPECIAL-CLASS A . 5 AI35Q57 3.5G APPROX SO ENDS GROUND R.H. 1.85 13.9+ILB 1.222 I9±ILB 8.1 APPROX .275 1.128 51-83-5 .30 BMG % M I9AA (FXD) 51-84-5 ,30 BMG 51-114-5 .30 BMG M I9AS (FXD> 51-125-5 .30 BMG MI9A* INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL — FRACTIONAL — ANGULAR — DRAFTSMAN W.L.M. MX. TRACER IDG DRAFTSMAN О ° CHIEF DRAFTSMAN SUBMITTED: ORD DEPT.. U. S A. APPROVED BY ORDER OF THE CHIEF OF ORDN CE: ORD. DEPT . U. S A. A 5135057 ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT & FINAL FINISH TYPE П FINISH, CLASS В PHYSICAL PROPERTIES FEB. 17, 1939 Y. P. z RED. / SCL. . — REVISIONS T. S. BR. • 8 S-I0-4S EL 2 ROCK H- . 167-006 NOTE- BREAK ALL SHARP EDGES .OIO DRG. PER TAINS TO 51-83-4 .30 BMG v MI9A4(FXP) 51-84-4 .30 BMG M I9A4(FL£X) 51-114-4 “730 BMC MI9AS(FXD) 51-125-4 .30 BMC MI9AG INSCRIBE PART NO DO NOT BAND. LOCK. FRONT BARREL BEARING/V SEAMLESS STEELTUBING , WDX 1020 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL! .005 FRACTIONAL! l/€4 ANGULAR! — DRAFTSMAN AWR. TRACER o.k. L'D G DRAFTSMAN CHIEF DRAFTSMAN SUBMITTED: SCALE у WAS A 170491 AI5I7049I ояо. dept.. u. s. *. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE. ORD. OEPT.. u. s. A. ORDNANCE DEPT.. U. S. A.
_____HEAT TREATMENT & FINAL FINISH DRAW AT 450* F. TYPE I FINISH, CLASS OSC BAKE ONE HOUR AT 30O-35O*F. A6I47225 PHYSICAL PROPERTIES FEBRUARY 1, 1Э38 Y. P. RED. X SCL REVISIONS T. s. > 4 BR. \ 4 10 5-10-46 EL. 2 ROCK DIAMETER OF WIRE---------------------- TOTAL NUMBER OFCOILS (APPROX)--------- MINIMUM INSIDE DIAMETER, FREE--------- MAXIMUM OUTSIDE DIAMETER (SOLID)------ FREE LENGTH (APPROX)------------------ TYPE OF ENDS-------------------------- WOUND--------------------------------- ASSEMBLED HEIGHT---------------------- LOAD AT ASSEMBLED HEIGHT ------------- MINIMUM OPERATING HEIGHT-------------- LOAD AT MINIMUM OPERATING HEIGHT------ MAXIMUM SOLID HEIGHT------------------ .023 13 .091 .15 .65 SO t. GD R.H. OR L.H. .500 3.251.50 LB .360 6.251.50LB .310 DRG. PERTAINS TO 51-10-45 .30 BM6 MITAlfWC) 51-83-5 .30 BMC M I9A4(FXD) 51-84-5 .30 BMG M 19A4FLC.X) 51-114-S мЛа!(гхо) SI-125-5 .30 BMG M I9A6 INSCRIBE PART NO. DO NOT note: .5% OF SPRINGS WILL BE FATIGUE TESTED BETWEEN ASSEMBLED HEIGHT AND MINIMUM OPERATING HEIGHT FOR 25,000 CYCLES. THE LOAD AT ASSEMBLED HEIGHT, AFTER TESTING. SHOULD NOT BE LESS THAN 2. LB TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL x — FRACTIONAL 1- ANGULAR 2 — DRAFTSMAN W. L.M. TRACER M.c. LOG DRAFTSMAN CHIEF DRAFTSMAN SUBMITTED: SPRING.BELT MOLDING PAWL SPRING STEEL WIRE WDI085 SPECIAL-CLASS A (GI47225 WAS BI4-7225 A G147225 ORD. DEPT- U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: , ORD. DEPT., U. S. A. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT AND FINAL FINISH HEAT TREAT ТУРЕ П FINISH,CLASS В ,398 -.002 16 О СП VIEW SHOWING ALTERNATIVE METHOD OF MANUFACTURE PHYSICAL PROPERTIES Y. P. T. S. ELZ \ / / \ RED / \ BR. / \ ROCK. C45-52 SCL 9 APRIL 4,1927 REVISIONS 510-48 B6OI75O9 DRG. PERTAINS TO B6l47?2g; .30 BMC 4 МПА I (WC) M I9A4(FXO) M I9A4(FLE.X) MI9A5(FXD) MI9A6 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* — FRACTIONAL* I/E4 ANGULAR* S* M.<J ROD, DRIVING SPRING STEEL FS 1005 FINISH l2S/ WAS BI750 9 SCALEy В 6017509 SUBMITTED: APPROVED BY ORDER OF THE CHIEF ОЮ. DEFT.. U. $. A. ORDNANCE DEPT LI. S. A.
HEAT TREATMENT AND FINAL FINISH HEAT TREAT TYPE П FINISH, CLASS В JUNE b 1931 036“005R .095R 109 R 064-004 ± .3O5R .035 - 2 LEVER. COCKING /cs 63/ STEEL FSX4340 ^6131317 FINISH _V_,OTHER SURFACES,AS SPECIFIED PHYSICAL PROPERTIES Y. P. _T.S. EL. 2 • RED BR. ROCK. Л C42-47 SCL — — 19 REVISIONS 510-45 DRG. PERTAINS TO .30 BMG 4 M I7AI (wc) 51 -83“4 м i4aa7^d) 51-64'4 ЛОвМЗ M I9A5(FXD) .30 BMG M 1ЭА& 51-10-461 51-125’4! INSCRIBE MANUFACTURERS IDENTIFICATION 609-.005 R WAS В131317 SCALE -у В 613131*7 DO INSCRIBE PART NO. смеске* TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL 1.003 FRACTIONAL* 1/64 ANGULAR* 0*30' SUBMITTED: APPROVED BY ORDER OF THE CHIEF OF ORDNANCE.- ►ГО. DEXT.. U S A ORDNANCE DEPT.. U. S. A. 06131317
HEAT TREATMENT AND FINAL FINISH MEAT TREAT TYPE П FINISH, CLASS В PHYSICAL PROPERTIES Y. P. 7 , / _ T. S. EL 2 RED _ BR. —ROCK. _ C29-38^ FEBRUARY 13936 REVISIONS Ю 5110^48 DRG. PERTAINS TO B6I472I2 2 IS -.O60-.005 С1 1Л .c |[ .SOBMG 51-10-45 | M lTAI (Wc) _ 5I-S3-S 51-84-S 5I-I25-S • ЬОВМВ _ M19A4(FXCfc_ .30 BMG MI9A4(FLE)Q .30 BMG MI9a5___ 11 17 (no .205 <n|in .OI5R .015 R MAX. О О N 3 । £-aR 64 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL*.005 FRACTIONAL* l/64 ANGULAR* 5» STEEL FS 1045 wc.o. OK. SUBMITTED: WAS В 147212 APPROVED BY ORDER OF THE CHIEF SCALE ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL FINISH FEB. I, 1936 HEAT TREAT TYPE П FINISH, CLASS В ALTERNATIVE METHOD OF MANUFACTURE .471-004 PHYSICAL PROPERTIES Y. P. T. S. EL- 2 / RED / BR. ROCK. C52-58 SCL. REVISIONS 13 EH0-4B — DRG. PERTAINS TO B6I47ZI4 NO. 51-10-45 51-83-4 51-84-4 51-114-4 51-125-4 .30 BMG M 17 AI (WC) ЗОВМб MI9A4(FXD) .ЗоВМб ' M !9A4 (FLEk) 50 BMG ' _M_I9A5(FXO) .SOBMG MI9AG INSCRIBE PART NO. TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* 005 FRACTIONAL* <ЛО ANGULAR! /• -nxmss- W.C.O. TLACtA O.K. L*o*« МА/твалм смссжхд^ CIMIF МАЛТШШ SUBMITTED: SCALE у WAS В 147214 b|G!472 14 0«D. D£FT U.S.A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE:* ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL FINISH HEAT TREAT TYPE I FINISH, CLASS В 118 .093+.005 ALTERNATIVE METHOD OF MANUFACTURE . .320 . -.005 R BLEND .157+ .003 «о <o J58 -.004 0 CM th 010 R I85 + .004R О <D 32 215 004 R 003 161 DIA PAWL» HOLDING, BELT STEEL FS 4140 FINISH l2F~ tn cm cm PHYSICAL PROPERTIES Y. P. T. 5. EL 2 RED BR. ROCK. C45-52 SCL WAS BI472I6 scale В 6147216 FEBRUARY 1, 1938 REVISIONS 13 5-10 -4b DRG. PERTAINS TO Bl-10-45] .30 BMG M I7AI (WC^ 5I-B3-51 5I-B4-5 51-114-51 5I-IZ5-5 1 .30 BMO 4 mjsa4(fxpL .30 bms v । MI«JA6(FX0) 1 .SOBMG Ml9Afe INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* .005 FRACTIONAL* |/ 6+ ANGULAR*|° W.C.O. LR.E. Lt>G DAxrriMAM CNXCLUZ' CMlM DAATTlBAAl SUBMITTED^. 0*0. DIPT.. U. 1. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE:- * 0*0. DEPT.. U. 1. A. ORDNANCE DEPT.. U. S. A. B6I472I6 MADE AT ROCK ISLAND ARSENAL
HEAT TREATMENT AND FINAL FINISH MEAT TREAT TYPE И FINISH, CLASS В I PHYSICAL PROPERTIES Y. P. T. S. EL 2 RED BR. / \ ROCK. A7I-7A so FEBRUARY I. 1930 REVISIONS 5-I0 4B 6147217 DRG. PERTAINS TO 5I-IO-4S|| м HAj(wc) .SO SmG _ - 03 __ м I^AA(FXO) 51-84-9 51-114-9 TSOBMtf и >4as(fx0) .30 &M6 Ml+Afc INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL t JOOS FRACTIONAL* •/•♦ ANGULAR*---------- PIKLBELT HOLDING PAWL» SPLIT wc.o. ILcU A.VC. ттгяхтш FINISH SUBMITTED: APPROVED BY ORDER Of THE OBEY WAS Bl4.7217 SCALE т I Bl6147217 ORDNANCE DEPT.. U. S. A
HEAT TREATMENT AND FINAL FINISH PHYSICAL PROPERTIES Y. P. T. s. \\ EL. 2 RED BR. ROCK. SO- R0D-B60I75O9 Р1Ы-А2049в feb. l iesa REVISIONS 5-I0-4B B6I472Z2 DRG. PERTAINS TO .30BMG ROD, DRIVING SPRING. ASSEMBLY (g4.T222 О I IN WAS В147222 В 6147222 51-114-4 5I-I25-L M I4A4(FXO) .SOBMG . M 19A4 (FLEX) М(9А^(Ю<0) .50 В MG M I9A6 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* — FRACTIONAL* — ANGULAR* — CH4EF ОЛкПМИЛ SUBMITTED: APPROVED BY ORDER OF THE CHIEF OF OHDHANCe- . ORDNANCE DEPT., U. S. A.
HEAT TREATMENT AND FINAL FINISH HEAT TREAT TYPE JL FINISH, CLASS В PHYSICAL PROPERTIES Y. P. T. S. ELZ RED BR. ROCK. A72-76 yi FEBRUARY I. 1955 REVISIONS 510-48 B614-72 30 DRG. PERTAINS TO 51-1045 .50 8MG mhaHwc) 51-83-S .30 BMG M I9A4 (FXC| 51-84-9 51-114-Ж .ЭОВМО M l9AA(FLt)0 .30 BMG M l*>A5(FXD) 51-125-9 .30 BMO — INSCRIBE PART NO. DO NOT BREAK SHARP CORNER .005 MAX. SPRING. LOCKING, BARREL SPRING STEEL WO 1095 WAS В147230 SCALE у В 61472 3 0 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL! .005 FRACTIONAL* I/54- ANGULAR! u-U 4ЖД MVTUU u>ca AVC. SUBMITTED: APPROVED ВТ ORDER OF THE OBEF ORDNANCE DEPT.. U. S. A
HEAT TREATMENT AND FINAL FINISH DRAW AT 450* F TYPE I FINISH, CLASS OSC BAKE ONE HOUR AT 300-350#F О О U) CM w PHYSICAL PROPERTIES FEBRUARY 1, 1936 REVISIONS Y. P, 9 S-I0-4B T. S. EL 2 RED. > BR. ROCK SCL DRG. PERTAINS TO 51-10-45 .30 BMG MITAI(WC) .30 BMG M I9A4(FXO) М^А4?Е1£Х) .30 BMG MI9A5(FXO) .50 BMG MI9A6 BG147231 DIAMETER OF WIRE----------------------- TOTAL NUMBER OFCOILS------------------- OUTSIDE DIAMETER, FREE----------------- MAX. OUTSIDE DIA AT MIN. OPERATING HEIGHT .031 .22 -.02 .270 51-84-5 51-114-5 FREE LENGTH------------------- TYPE OF ENDS------------------ WOUND ------------------------ MEAN ASSEMBLED HEIGHT--------- MIN. LOAD AT MEAN ASSEMBLED HEIGHT MINIMUM OPERATING HEIGHT------ MIN. LOAD AT MIN. OPERATING HEIGHT- LB PER INCH OF SPRING DEFLECTION— SPRING FUNCTIONS IN MOLE------ SPRING FUNCTIONS OVER ROD----- .28-.02 AS SHOWN L.H. .242 2. LB 5H25-5 .131 7.85 LB 52.6 (LARGE END).252 (SMALL END).135 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± — FRACTIONAL J — ANGULAR ± — caution: DO NOT COMPRESS SOLID. SPRING. TRIGGER PIN SPRING STEEL WIRE WDI085 SPECIAL-CLASS A WAS BI4723I SCALE В GI4723I DAAFTSMAM W.LM. Си TAACCR M.C. SUBMITTED: IDG DRAFTSMAN CHIEF DRAFTSMAN DAD DIET U S APPROVED BY ORDER OF THE CHIEF OF ORD^NCE: ORD DEFT- USA. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT AND FINAL FINISH DRAW AT 4*50 *F. TYPE I FINISH, CLASS OSC ВАИЕ ONE HOUR AT 3O0-3S0«F. DIAMETER OF WIRE--------------------------- TOTAL NUMBER OF COILS (ADJUST TO OBTAIN LOAD) MINIMUM INSIDE DIAMETER, FREE-------------- OUTSIDE DIAMETER, FREE--------------------- MAX. OUTSIDE DIA AT NUN. OPERATING HEIGHT-- FREE LENGTH-------------------------------- .045 103 APPROX .300 .Э95±.ОО< PHYSICAL PROPERTIES JANUARY N, 1542 REVISIONS V. P. e 5I0-4B T. s. EL 2 RED. BR. ROCK SCL DRG. PERTAINS TO 51-10*45 .36BM6--- M14AI(WC) .SOSMG .30 ВМФ ‘ .30 5M0 BG2I2G54 TYPE OF ENDS-------- WOUND--------------- MEAN ASSEMBLED HEIGHT 15875125 ENDS CLOSED AND GROUND SQUARE 51-83*5 R.M. OR L.H. 9.875 LOAD AT MEAN ASSEMBLED HEIGHT- MINIMUM OPERATING HEIGHT------ LOAD AT MINIMUM OPERATING HEIGHT LB PER INCH OF SPRING DEFLECTION- SPRING FUNCTIONS IN HOLE------ SPRING FUNCTIONS OVER ROD----- SOUD HEIGHT NOT TO EXCEED----- &2 LB 1.TLB 5.311 I4.3LB1ILB 1.35 .4*08 .272 51-114-8 5H25-B М CAUTION: DO NOT COMPRESS SOLID note: 0.5%OF SPRINGS WILL BE FATIGUE TESTED BETWEEN ASSEMBLED HEIGHT AND MINIMUM OPERATING HEIGHT FOR 50,000 CYCLES. THE LOAD AT ASSEMBLED HEIGHT, AFTER TESTING, SHOULD NOT BE LESS THAN 6.5 LB TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± ~ FRACTIONAL ±- ANGULAR ± - DRAFTSMAN m.bi. SUBMITTED: TRACK* CMUF DRAFTSMAN SPRING, DRIVING SPRING STEEL WIRE WDI085 SPECIAL-CLASS A WAS B2I2G54 В 62I2G54 APPROVED BY ORDER OF THE CHIEF OF ORDMANCE.* _ ORDNANCE DEPT. U. S. A.
HEAT TREATMENT AND FINAL FINISH TYPE П FINISH, CLASS В Ге X4S* 3 8 .I25+.005 DIA <oi3 SECTION A-B SCALE t 3 .32 Ni 63 О । 64 =13 1.762-.006 DIA AR 1* - R 32K 4 О 45' .----2.416 - •-------3 - 16 SECTION A“A .187-010 & PHYSICAL PROPERTIES T. s. RED BR. ROCK. h-----2.554 ALTERNATIVE DESIGN f Ю|<о JULY 16, 1942 REVISIONS 8 510Л6 DRG. PERTAINS TO 51-83-4 11 51-114*4 mi*A5(FXP) INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL- OtO FRACTIONAL* 1/64 ANGULAR*1° TmERizr Штмм R.J.S. O.K. MAJOR DIA I.78-22NS-3— PITCH DIA MINOR DIA I.78OO-.OIOO 1.7505- .0044 1.7242 MAX. BEARING. BARREL, FRONT .3O. --------Fsx |35^-------------- (£22130! FINISH OTHER SURFACES AS SPECIFIED WAS В221301 SUBMITTED: APPROVED BY ORDER OF THE CHIEF OF ORDNANCE:- SCALE j в 6221301 ORDNANCE DEPT.. U. S. A. BGZ2I3OI
HEAT TREATMENT AND FINAL FINISH CASE HARDEN .010 DEEP APPROX TYPEH FINISH, CLASS В 19 gS Ы/Г6" _V|L W>|^ .313 +.002 .308+.002 REMOVE 5HARP POINT STEEL FS 1020 FINISH 630 005 —R 16 32 16 iiR^y2R .190'005—1 32R SHARP-REMOVE FEATHER EDGE STOR SHORT ROUND SUPERSEDES В716224в W O/C SlO-AB SCALE -T PHYSICAL PROPERTIES Y. P. T. S. EL 2 RED BR. ROCK. SCL I В 7162248 6224-8 MARCH 6. 1946 REVISIONS 6-104% DRG. PERTAINS TO 5I-I0-4S .80 BMG к M IT Al (WC^ 51-83-S .36BM<T^ M ГЭАА(ГХО) 51-84-В 51-114-S .30 BMG v M 19А4(ПЕХ^ .ЗоВмб v м i^ab frxp) 51-125-8 .30 6MG M 14 AG — — 1 — INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* .00 5 FRACTIONAL* l/<S4 ANGULAR* 5* LE.K. IU4U A.VC. СМСШ/, SUBMITTED. CMlt/ MUFT&MM APPROVED BY ORDER OF THE CHIEF OF ORDNANCE:* ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL FINISH HEAT TREAT TYPE H FINISH, CLASS В J55-JOOS SCALE * PHYSICAL PROPERTIES FEBRUARY f, 193© REVISIONS Y. P 15 5-10-46 T. S. EL. 2 RED BR. ROCK C 4-7-52 SCL. DRG. PERTAINS TO C5564I37 51-10-46 .30 SM6 M IT Al (wc) 51-63-4- 3O&MG И I9A4 (FXD) 51-34.-4. .30 виз % mhaaYflcx) 51-114’4- .30 4 M I9A5(fkd) 51-125’4- .30BMG u- .940 .235-005 - NOTE'- PERMISSIBLE VARIATION OF ANGLE MUST BE WITHIN LIMITS DEFINED BY LOCATING DIMENSIONS. ALTERNATIVE METHOD OF MANUFACTURE TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL .0 05 FRACTIONAL t I/в 4- ANGULAR ♦ -- ' SEAR STEEL F5 4-14-0 <5^64-137 FINISH I2g< OTHER SURFACES,AS SPECIFIED C.SS A.VC СИНГ O.MH..M SUBMITTED: SCALE f WAS C64-I37 INSCRIBE FART NO. APPROVED BY ORDER OF THE CHIEF C 5564137 ORDNANCE DEFT., U. S. A. MAO* AT MOCK '«LAND ARMNAL
heat treatment and final finish HEAT TREAT TYPE П FINISH, CUA5S В PHYSICAL PROPERTIES FEB. /, 1ЭЭ6 REVISIONS 14 £-10-46 ---,157 *.004 32 R _3_ R i6 R (t О 4 Л О INSCRIBE A*RT NG yj-HIGH 32 R 32 R REP ROCK C45-52 .500 1.027 -.004 • .270 t.OO6 1450 R ’ .050 R 51-1046 .30 BMG MIIAlfwC) 51-83*4 .36 4мб mimaACfxd) 51-84-4 •bp M l<AA(FLt)Q 51-114- A 30 BMG 4 М1ЯаЕ (FAP) 5I-I2S-4 .30 BMG M l<Afe C5564I42 "I — О д ,6/ Z>5O R .77a R 8 <7)JM <u 5 4$ С ч -.559 J <М 7 /^POLISH 1 ACCELERATOR finishIl.other surfaces. AS SPECIFIED 5564142 TOLERANCE OH DIMENSIONS NOT OTHERWISE SPECIFIED RIA FDRGINC 3HQWN ON ORO B7IOI533 B. J M. ERG WAS C6AI42 SCALg т-| С55641Д2 SUBMITTED:
MEAT TREATMENT ANO FINAL FINISH Hl AT TREAT % INCH QU SEAR ENO CROCK CS4-GI) ТУРЕ Д FimiSuJ CLASS 8___________ 0 PERMISSIBLE ANGLE TOLERANCE MUST B( WITHIN LIMITS PRESCRIBED BY LOCATING DIMENSIONS О55Ов47<Ь ALTERHAJTIVE A> MACHINE FROM COINED FORGING FINISH У TO 81 1гУ SCALE | RIA FORGING SHOWN ON ORQ 8 IG99TI SUPERSEDES CBA7S *,01100010 WO/C 5-Ю-АВ
MEAT TREATMENT ДЫР FINAL FINISH TP MEET PHYSICALS AMP HARDNESS OF U.S.A. SPEC. 51-107-25(10-14-46) TYPE Д FINISH,CLASS В (EXCEPT BORE) DC535233 24.00-.06 note: WHEN CHAMBER AND RIFLING ARE IN ACCORDANCE WITH DRG CG432I, DATED 3-1-42, THIS PART NUMBER SHOULD BE USED. INSCRIBE PART NO. SEPTEMBER 30, 1336 сгла* °™"°" oaA,m ™ REVISIONS ZZ1B-IO-46| SECTION SHOWING THREADS AND NOTCH CUT SCALE у BARREL STEEL WD 4150 MOD FINISH , OTHER SURFACES, AS SPECIFIED <6535233 DRG. PERTAINS TO EXAMINED. NOTE- FOR CHAMBER AND RIFLING SEE DRAWING CG432I SCALE y WAS D35Z33 D|&53S233| ____________________OSO PCFT UM AWSOVtD OV ОМС* ОТ THE СМОГ {* OM>kAMCt .«го рсгт, м*-А ORDNANCE DEPT, U.S.A ------EDI AT 16» HULU UHJUL
HEAT TREATMENT ft FINAL FINISH HEAT TREAT TYPE П FINISH, CLASS В PHYSICAL PROPERTIES FEB. 1,1927 Y. P. s RED. SCL REVISIONS T. s. • BR. 15 S-IO-4fl EL 2 s' X ROCK C38-431 PIN DRILL ROD FINISH 12У DRG. PERTAINS TO -HI—.042 +.005 (5020562 .2805-.0005 WAS A2O562 SCALEу Д 5020562 B6I3I253 .30 виз 4 M IT Al (WC) M I9A4(FXO) M I9AACFLEX) M I9A5(FXO) M 19 A3 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ♦ .005 FRACTIONAL . 1/64 ANGULAR i------------ DRAFTSMAN W.C.0. TRACER LR.E L O G DRAFTSMAN CHECKER''' CHIEF DRAFTSMAN SLJRMITTFD- APPROVED BY ORDER OF THE CHIEF ORO. DEPT.. U. S. A. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT AND FINAL FINISH SPRINe-A5Oгое I s PIN-A5020562 EDGE OF SLOT TO BE PEENED OVER TO RETAIN SPRING PIN* ASSEMBLY 0 1 I 1 l~ I INCH PHYSICAL PROPERTIES Y. P. T. S. EL. 2 RED BR. ROCK. SCL. WAS BI3I253 В 6131253 JUNE I, 1931 REVISIONS 8 5-I0-4B 9 11-15-4Э DRG. PERTAINS TO .30 BM6 M HAI (we) .30 BMG 51 -10-41 51-83-1 51 -84-1 51-114-1 5l-IZ5-l| M I9A4 (FLEX) M I9A5 (FXO) .30 BMG M 14A<& INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* ---------- FRACTIONAL* --- ANGULAR* ---- оалггвлдл 5.C.F. LR£. SUBMITTED: APPROVED BY ORDER OF THE CHIEF OF ORDNANCE:. ORDNANCE DEPT., U. S. A. MADE AT ROCK ISLAND ARSENAL B6I3I253
HEAT TREATMENT AND FINAL FINISH PHYSICAL PROPERTIES Y. P. T. S. EL. 2 RED BR. ROCK. SCL. JUNE 1,1931 REVISIONS 8 b-IO-43 3 И-15-4Э B6I3I255 SPRING-A 5020615 DRG. PERTAINS TO PIN-A5020A9H EDGE OF SLOT TO BE PEENED OVER TO RETAIN SPRING C5509I77 C 5564096. PIN,BELT FEED PAWL,ASSEMBLY 0 £inch WAS BI3I255 В 6131255 .30 BMG MI7AI(WC) .30BMG MI9AA(FXD) M I9A4(FLEX) M I9A5(FXO) M I9AG INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL t -------- FRACTIONAL* --- ANGULAR* ---- e. c. >>. CHilf DRAFTlMAJ* SUBMITTED: APPROVED BY ORDER OF THE CHIEF OF ORDNANCE:* y ORO. DEFT., U. $. A. ORDNANCE DEPT.. U. S. A. MADE AT ROCK ISLAND ARSENAL
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES HEAT TREAT ТУРЕ Л FINISH, CLASS В T. s. EL 2 19+1 64_64 RED. SCL A 5020491 APRIL 4,1927 REVISIONS BR. 12 ROCK DRG. PERTAINS TO '.sobmb , M ITAlfWC M I9A4 FXD M I9A4 “FL6 M I9A5(FXD) И B6I3I255 32R .043+ .005 32 INSCRIBE PART NO. DO NOT ..172 SOO Г —.255 1.165 SECTION A-A PIN, BELT FEED PAWL 5020401 WAS A2049I SCALE у Д 5020491 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* .005 FRACTIONAL* I/64 ANGULAR*---------- DRAFTSMAN м.Е.а checker*' SUBMITTED: TRACER ©• L’D’G DRAFTSMAN CHIEF DRAFTSMAN ORD. DEFT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: ORD. DEFT.. U. S. A. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT & FINAL FINISH AFTER BENDING HEAT AT 450°-470°F FOR /5 MINUTES PROTECTIVE FINISH TYPE I CLASS O.SC. PHYSICAL PROPERTIES RED BR. ROCK. /0 “772 APQ/L A, 1927 REVISIONS ^..„r INSCRIBE PART NO. uUNUI O/fc. PERTAINS TO CONT \.50М.С-МЗА.С.вАХ ALL .50BMG-MZ DEVELOPED LENGTH .6в-О^ !2L /3' 4-30-46 CONVERSION N~Z3-4* 2-15-49 DR G. PERTAINS TO ALL.30 BMP PBUSAfO ЙР A 5020615 /5013440 (ШаёШМ 413440 fTN&Z£KHL0Cp4SM. -I-----{-V- 1 ^.037(NOJ6) U 5.GAGE 9> SPRING , COCKING LEVER PIN ® 5PJ2/NG. ACCELEMTOP P/N 5020615 ® 5PP/N6, BEL T FEED PAWL P/N э 5PP/N6, BPEEC/iLOCP P/N <D 3DP/N6, L OWED GP/P DIN SPRING STEEL WIRE WD /085 SPECIAL U SA. SPEC 48-7-1 TOLERANCE-.О/ ALLOWED ON ALL DIMEN- SIONS UNLESS OTHERWISESPEC/E/ED. SUPERSEDES OLD TPAC/N6PE06/F „ _.. a UNDEEPEV/S/0EDPTE0FF0Vp/9^/ PULE-f A50206/5 Э А50/344/ A№9h4 66131253 0131053 66131255 РН,Е№ЕЕ6&М5Й- ALLSOCAL/^FH 06I4776Z 81313/45 TRACER «MAN CHIEF OTTSMAM 1 oo PHi, C0€/Vr6LR^N- L'DC DTUMAH SUBMIT! L Г LT.COL. 0*0 ОЕИТ.. U. S -\ APPROVED BY ORDER OF T&K CHIEF OF ORDNANCE:- У К 5 ORDNANCE DEPT^ U S. A. SUPERSEDES A 20615
HEAT TREATMENT AND FINAL FINISH PHYSICAL PROPERTIES Y. P. T. S. EL. 2 RED BR. ROCK. SCL. JUNE 1,1931 REVISIONS 6 b-IO-4bl 3 Н-15-4Э B6I31255 SPRING-A SO 20 61S DRG. PERTAINS TO PIN-A50204.9I-; EDGE OF SLOT TO BE PEENED OVER TO RETAIN SPRING C5509I77 C5564096 PIN,BELT FEED PAWL,ASSEMBLY О £inch WAS BI3I255 l l В 6131255 .Э0ВМ6 м It AI (wc) —73<У В M G MI9AA(FXD) MI9A4(FtEX) M I9A5(FX0) M I9AG DO NOT INSCRIBE PART NO. TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* FRACTIONAL* ANGULAR* O&AFtlaAJI 6.C.X IAAC<a L.R.E. U O С 01АГГ1МА* C|KKU^ 'ЯК* CNitF DMAFIlMAJ* SUBMITTED. ’ord. DEFT- u. 5. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE:* . DEFT.. U. $. A. к ORDNANCE DEPT.. U. S. A. MADE AT ROCK ISLAND ARSENAL
HEAT TREATMENT ft FINAL FINISH PHYSICAL PROPERTIES APRIL 4,1927 HEAT TREAT PROTECTIVE FINISH TYPE U CLASS A OR в. Y.P. RED. ROCK. C44-S! REVISIONS T.S. BR. 9 Н-5-4/ EL2 77 7-23-42 ( //' 9-8-42 Ш47ггг RORXIWNGSPRINGOSH TF 4-3-45 C9/86 PIN.FIRING.RSNI 12L 4-30-40 !4l !-/7-47\ DR G. PERTAINS TO -.005R. + OtO St- 78 B872! BI3I256 -.0945- qq/o B/47356 D35485 D35495 4 PIN, DRIVING SPRING ROD PIN. FIRING PIN SPRING ALL 30 BMG. .22 U.S.M.G.-M! PIN, FIRING, ASM. ROD, DRIVING SPRING. ASSEMBLY P/N, FIRING.ASSEM81T TRAIN ER, CAL .22, MACHINE GUN, ИЗ TRAINER,CAL.22, MACHINEGUN, M4 5 TEEL W.D. Ю95 TOLERANCE +.0! ALLOWED ON ALL DIMEN- SIONS UNLESS OTHERWISE SPECIFIED. SURE RS EDES OLD TRACING A 20498 UNDER REVISION DATE OF NOV. 5,1941 7 A 20438 DFTSMAN SUBMITTED - СНЕС TRACER Л. Z t> VDC bTrjMAM CHIEF OTTSMAh LT COL- ORD DEPT- u S A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE-- Z/ СЛ/»7Г,ОЯО. DEPT.. U. S. A ORDNANCE DEPT., U. S. A.
FEBRUARY I, 1ЭЭ8 HEAT TREATMENT AND FINAL FINISH DRAW AT 450* R TYPE I FINISH, CLASS OSC BAKE ONE HOUR AT 300- 350 ° F. DIAMETER OF WIRE-------------------- TOTAL NUMBER OF COILS--------------- OUTSIDE DIAMETER, FREE-------------- MAX. OUTSIDE DIA AT MIN OPERATING HEIGHT FREE LENGTH------------------------- TYPE OF ENDS------------------------ WOUND------------------------------- MEAN ASSEMBLED HEIGHT--------------- MIN LOAD AT MEAN ASSEMBLED HEIGHT--- MIN OPERATING HEIGHT---------------- MIN LOAD AT MIN OPERATING HEIGHT---- LB PER INCH OF SPRING DEFLECTION---- SPRING FUNCTIONS IN HOLE------------ CALCULATED MAX. SOLID HEIGHT-------- CAUTION: DO NOT COMPRESS SOLID note: .5% OF SPRINGS WILL BE FATIGUE TESTED BETWEEN ASSEMBLED HEIGHT AND MINIMUM OPERATING HEIGHT FOR 50.000 CYCLES. THE LOAD AT ASSEMBLED HEIGHT AFTER TESTING, SHOULD NOT BE LESS THAN 14.5 LB .0414 50. .2591.003 .265 SQ tGD R.H. 15.5 LB 2574 16.20 LB .270 2.07 SPRING, FIRING PIN SPRING STEEL WIRE WDIOfiS SPECIAL » CLASS A PHYSICAL PROPERTIES 10 RED BR. ROCK. REVISIONS 5IG4B £№147229 DRG. PERTAINS TO В I4755d .22 TRAINER 05509156 .3OBMG . MITAlfWC) MI9A4IFX0) MI9A4CfLDQ M I9A5(FXD) MI9AG INSCRIBE PART NO. DO NOT "1ШНШ I W.L.M,| TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* — FRACTIONAL*— ANGULAR*-------- NN 1*4 МШШ1 смет МАЛШ1 SUBMITTED: APPROVD ВТ 0«M* 0Г INK CMCF WAS В14722Э В ©14-7229 ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL FINISH HEAT TREAT TVPE П FINISH эCLASS В £ m m oo INSCRIBE PART NQ^HIGH Мэ "l Э ’ ~32 ALTERNATIVE METHOD OF MANUFACTURE blR ,400 ’.005 1.650+.030 THESE CORNERS TO BE SHARP 3.2404.020 ,153 Я — + ----- JI6*32 4.231-4.005 4258-4.005 INSCRIBE PART Nd 4 HIGH —\ IO I67+.008 32 SECTION B-B SCALE у •O94B4.OO3O DIA 27O+.00B SECTION A-A PHYSICAL JUNE.I. 1931 PROPERTIES REVISIONS Y. P. 23 6*10-40 T. s. EL X RED 8Я ROCK С46-5Э sex — DRG. PERTAINS TO C55O6462 C$509186 .30 BMG M l9A4(FXD) .30 BMG M I9A4(F1XX) 50 6MG mi^as(fxo) 30 3MG M I9AG -.020—.005 R .020-4.005 R .052 R .125 SCALE у I1 Um -.003 PIN, FIRING /Г5ОВ462 STEEL F54I4O (£508462 tolerance On dimensions NOT OTHERWISE SPECIFIED DECIMAL * .QOS 4RACT<O*»AL 1 l/« ALC’JL** t •* jyvT E В SUBMITTED: scalef fC|5506462 WAS C8462 INSCRIBE FART NO. ЧАМ At ««A >ILA*>O ДАМАМ.
MEAT TREATMENT AND FINAL FINISH Г irv— hi nitnwirnwппттбпитспъ ..ртпгяшпп. Л ewftnv ry Мнввньввиьипввввавнмвви ивьвь.. r' PHYSICAL PROPERTIES JUNE 1,1931 REVISIONS V P 10 S-iO-46 I s. el. a REO r BR ROCK. SCL i DRG. PERTAINS TO 5I-I0-I .SO BM6 МПА1(уЛ) 51-83-1 .>овм4 Ml4AA(FA0) 51-844 .30 8MG MI4A4 (FllX) 51-114И .30 BMO М19А1(ГЛО) 11-115-1 .30 BMG МИЛЬ C55O9I86 - PIN-C5508462 — SPRING-86147229 Р1Н-А204Э8 W19MB PINt FIRiflGt ASSEMBLY gsosiee WAS СЭ186 о 2 INCHES 3 MSOME FART NO. DO NOT 05509186 | ~ TOLERANCE ON DIMENSIONS NOY OTHERWISE SPEC IF 1Ю OlClMAt I -- »RACTtO«MAL • A NG U LAM • - ORDNANCE DEFT.. U. ft. A. •ллЛЛ *T ЮСМ МЪАМО АДМЛМ.
HEAT TREATMENT & FINAL FINISH HEAT TREAT TYPE ЗГ FINISH, CLASS В PHYSICAL PROPERTIES SEPT. 30,1936 Y. P. RED. SCL. REVISIONS T. s. BR. c.c. .007T0XM0 DEEP 13 5-10-46 EL. 2 ROCK BUSHING, BELT FEED LEVER PIVOT STEEL FSXI020 FINISH (s?57374 WAS A1573 74 SCALE у Д 5157374 DRG. PERTAINS TO B6IIO529 .30 MI7AI (WC) М1ЯА4 >X0) M WA4 fLLX) M i4a5(fxd) M 19Afe INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL 1.005 FRACTIONAL л . 1/64 ANGULAR! 5 LOG DRAFTSMAN CHIEF DRAFTSMAN APPROVED BY ORDER OF THE CHIEF ORD. DEPT.. U. S. A. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT & FINAL FINISH HEAT TREAT ТУРЕ П FINISH, CLASS В PHYSICAL PROPERTI ES Y. P. RED. SCL T. 8. BR. q G .о/л тола OE*P EL 2 ROCK Ю 010 R —.093-.005 PIVOT, BELT FEED LEVER ____A SIS 7434 SEPT, 30, IS36 REVISIONS DRG. PERTAINS TO .30 BMG v M ПА1 (WC) M I9A4CFX0) M HA4(FL£X) MI)AB(FXD) mi4ag> Б6П0529 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ±.005 FRACTIONAL! W4 ANGULAR! 5° DRAFTSMAN CHECKER TRACER L O G DRAFTSMAN o- CHIEF DRAFTSMAN SUBMITTED: RO. DEFT- U. S. A- WAS AIS 7434 APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: * SCALE -y- A 5157434 ORDNANCE DEPT., U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES JULYI* 1841 МГАТ ТДГАТ Y. P. '^x^ RED. SCL REVISIONS TYPE П FINISH, CLASS 8 T. S. BR. Ct Cl °°ЙосГ 540-48 EL 2 ROCK yr ^^X B6i ioszs .235 045 -24NF-9 ОвО-Н DRG. PERTAINS TO MtMA NH7AI M№4 M IRA4(FLEX) MlWAf (rXD) Ml**» INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL! .OOS FRACTIONAL ±Vf 4 ANGULAR! JT 3CREVM BELT FEED LEVER PIVOT --------K---------------------------- 1 Э157 • CO О STEEL FSXI3I5 DRAFTSMAN T2ACO ERG CMUF КЖАГПМАМ SUBMITTE ОПР. РСГТм и.*. А. WAS APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: SCALE— А 5196283 ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT & FINAL FINISH HEAT TREAT TYPE Л FINISH, CLASS В PHYSICAL PROPERTIES Y. P. RED. SCL T. S. * BR. г EL 2 ROCK C30-35] — LEAVE 4 HOLES 3 ~ 2 4 NF- 3-1 О (MIN DIA-.330+.OO6) SHARP 9O'X x^DEEP NUT, BELT FEED LEVER PIVOT BUSHING STEEL PS 1045 FINISH ,2^ WAS AI96284 SCALE -y- |a|5I96284 ____A 5196234 JULY 18, 1941 REVISIONS 5-10-48 DRG. PERTAINS TO .So BMS B6IIO529 FXD INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL i.0*0 FRACTIONAL! |/64 ANGULAR 1 5* DRAFTSMAN CHECKER^ TRACER L O G DRAFTSMAN CHIEF DRAFTSMAN SUBMITTED: ORD. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORD ORO. DEPT.. U. S. A. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT AND FINAL FINISH NUT-A5I96284 STAKE HARD IN TWO PLACES INTO STAKING GROOVES OF NUT PIVOT-A 515 7434 SCREW-A 51962*3 WASHER-BEA XI, 180189 COVER ASSEMBLY BUSHING-A5IS7374 PIVOT, BELT FEED LEVER, GROUP ASSEMBLY 0lo529 О I IN. PHYSICAL PROPERTIES Y. P. T. S. EL 2 / RED BR. _ROCK SCL. / \ - - \ / \ JULY 18, 1941 REVISIONS 510-A-e. DRG. PERTAINS TO C5509I77 м&ТОЬ C5SMO9* м?°аЙЙ0) MI9A4(R.IX) 1 MI9A5(FX0) M 19A6 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* — FRACTIONAL* — ANGULAR* — ТЕсТ^^Г"Г9ПЕ7т8а1 MAAlaJUB _____ usoucnt O.K. SUBMITTED: WAS В 110529 В 61 10529 APPROVED BY ORDER OF THE CHIEF OF ORDNANCE:- ORDNANCE DEPT.. U. S. A. BGIIO529
(Л (/) (/) I WASHER, LOCK,“TOOTH" TYPE INTERNAL TOOTH BEAXI ORDNANCE DEPARTMENT STANDARDS (COMMERCIAL) 5-11-33 DATE APPROVED (— C 1 v e A 1 Б ± t I B TYPE A TYPE В Size, Nominal #2 *3 #4 #5 #6 #8 Max A Outside Diameter UKin? Max В Inside Diameter (Min C Thickness .200 .175 % .015 .010 .019 .012 .270 .115 .019 .015 .280 .245 .136 .129 .021 .017 .295 .275 .150 .141 .021 .017 О WOCQ/*TO Material and Finish ORDNANCE. FART NUMBER Steel Plain Steel Cadmium or Zinc Plated Steel Nickel Hated Steel Chromium Hated Steel R*osphate Coated Steel Tin Plated Steel Stainless Bhosphor Bronze Plain Phosp»k>r Bronze Tinned 190638 lffil XI I8OO68 1Ю049 180096 583MB 221117 424227 1788x5 179162 1&)П5 18O1B 180154 4242l| 116042 I38522 119937 1ЗОХЗ 138524 426743 43150I 228810 424220 180156 147755 180184 180182 180186 426679 583I5O 228821 424221 H 5543 138526 118924 Ж 426636 583151 190669 219991 115544 138530 118925 ж 426351 583152 19О67О 225843 Size, Nominal #10 #12 #14 & 1/4 5/16 3/8 A Outside Diameter В Inside Diameter JT** С Thickness IN* :p5 .204 .020 .410 I .025 .020 .478 .460 IS ‘.olt .023 .610 .594 *320 :ой .692 .670 .040 .032 Material and Finish ORDNANCE FART NLM3ER Steel Plain Steel Cadmium or Zinc Plated Steel Nickel Plated Steel Chromium Plated Steel FMosphate Coated Steel Tin Plated Steel Stainless Steel Lead Plated Steel Black Oxide Phosphor Bronze Plain Biosphor Bronze Tinned Phosphor bronze Nickle Plated 115545 121801 118926 13g533 583153 221199 190672 424222 115Я6 125774 11У927 125775 136181 225804 228832 424223 115547 120423 118928 138536 138167 225885 426865 225808 228834 424224 115548 138538 118929 у&я? 138540 583154- 225809 502290 190676 424225 115549 138542 II893O 1З8543 1З8544 2Ж? 541844 447127 502215 228347 424226 213535 с <0 о in N Л <о N о 8 Material: Dimensions in inches. Steel - SAE 1050 or 1066 heat treated, Rockwell Hardness C40 - C50 or equivalent. Biosphor Bronze - Specification QQ-B-746. specifications, see drawing BEAX10. ж Ватгшж: WASHER, lock, tooth type, steel, 3/8" (plain), drg. BLAX1, part no. 115549 er Type A or Type 6 is acceptable. Engineering & Inspection Skctiom- ORD IP Ordnance Dept,, Ds pt or тне Awmy
A 5020561 HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES JUNE 1, 1931 HEAT TREAT TYPE П FINISH, CLASS В Y. P. RED. SCL. REVISIONS T. S. BR. 17 S-IO-46 E. L. 2 ROCK С43-4Э 1 DRG. PERTAINS TO INSCRIBE PART NO. H- .995-005 ID I ID <O C559I794 .30 MI7AI (WC) 05621039 .ЭО ЙМй % MI9A4(FXD) MI9A6(PXD) C7100059 .30 BMG M HAA(FLE.)Q M I9A6 DO INSCRIBE PART NO. .232+.005 19 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± --------- . FRACTIONAL + 1/64- ANGULAR + 5* LOG DRAFTSMAN WAS A2058I SCALET A 5020581 CHECKE DRAFTSMAN W.C.O. SUBMITT TRACER A.VC. CHIEF DRAFTSMAN D: ORO. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE ORO. DEPT.. U. S. A. ORDNANCE DEPT., U. S. A. MADE AT ROCK ISLAND ARSENAL
HEAT TREATMENT & FINAL FINISH HEAT TREAT TYPE П FINISH, CLASS В PHYSICAL PROPERTI ES JUNE 26.1936 Y. P. RED. SCL. REVISIONS T. S. BR. 15 8-19-48 EL. 2 ROCK A-75-76 DRG. PERTAINS TO C7IOOOS9 .30BMG MI9A4(FLE10 MI9A6 INSCRIBE PART NO. DO NOT HARDENING DEVELOPS LENGTH Bs IN. APPROX TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± FRACTIONAL! 1/64 ANGULAR ♦ 2* DRAFTSMAN E.J.L. TRACER O.K. L’D’e DRAFTSMAN CHIEF DRAFTSMAN SUBMITTED: SPRING, STOCK фзээвэ STEEL WDI09S SCALE | WAS A 13996.9 a|5I39969 ORD. DEPT.. U.S.A. APPROVED BY ORDER OF THE CHIEF ORD. DEPT.. U. S. A. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES ___Asissosa JUNE L 1931 REVISIONS RED. T. S. BR. TYPE П FINISH, CLASS В ROCK EL. 2 SCL XXX DtcF ANGULAR ±--- TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECI M AL ± —" INSCRIBE PART NO. DO NOT M I9A4(FLE^) m । яде DRG. PE CS59I794. С7ЮО059 RTAINS TO II .30 ЬМв PLUNGER, ADJUSTING SCREW <^35o52 STEEL. FSXI02O FINISH l\S/ DRAFTSMAN _____ W.C.Q ERG TRACER CHECKER SUBMITTED: 0- L'0'в DRAFTSMAN CHIEF DRAFTSMAN -ORD. DEPT.. U.S.A. WAS A135052. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE SCALE— Д 5135052 ORD. DEPT., U. S. A ORDNANCE DEPT., U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES DRAW AT 450 F TYPE I FINISH, CLASS OSC BAKE ONE HOUR AT 30O-35O*F T. s. EL 2 DIAMETER OF WIRE------------------ TOTAL NUMBER OF COILS------------- MINIMUM INSIDE DIAMETER, FREE----- MAX. OUTSIDE DIA AT MIN OPER. HT-- FREE LENGTH----------------------- TYPE OF ENDS---------------------- WOUND----------------------------- MEAN ASSEMBLED HEIGHT------------- LOAD AT MEAN ASSEMBLED HT--------- MIN OPERATING HEIGHT-------------- LOAD AT MIN OPER HT--------------- LB PER INCH OF SPRING DEFLECTION-- SPRING FUNCTIONS IN HOLE--------- SPRING FUNCTIONS OVER ROD-------- CALCULATED MAX. SOLID HT---------- CAUTION: DO NOT COMPRESS SOLID. RED. SCL. А513505Э JUNE 1,1931 REVISIONS BR. ROCK .027 15 .095 .159 SQUARED AGROUND .700 3.0LB+.5LB .669 29 APPROX .160 .094 .450 SPRING. ADJUSTING SCREW PLUNGER (^Э5О5Э SPRING STEEL WIRE CWD1085 SPECIAL-CLASS A) WAS Al35053 A 5135053 19 DRG. PERTAINS TO .30 BMG Cl 100059 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL! — FRACTIONAL — ANGULAR 1 — DRAFTSMAN W.L.M. E.B. SUBMITTED: TRACER L O G DRAFTSMAN CHIEF DRAFTSMAN APPROVED BY ORDER OF THE CHIEF OF ORDNANCE ORD. DEPT.. U. S. A. ORDNANCE DEPT.. U. S. A.
HtAT TREATMENT i. FINAL FINISH RED BR. ROCA. -.004 SMOOTH DRG PERTAINS TO С7Ю0059 \PLATE, RACK. \W/6UFFER.ASH PHYSICAl PROPERTIES SCL dec. /, тэге REVISIONS !E\7-S-39 I; 16'12'20-41 DR'C. PERTAINS TO _______ \ALL CAL.. 30BMG '~5/-7S \,EEUSMG-MI. ~~ 'C64293 'PLATE.ЫСК^ЗРАй JORIR ASSEMBLY' CG^94^FL'ATE,e^KWfii>R- \lZONMLBUEEERASM BI7<Q9E \PLATESACRAGM С/г/039 \.PLATE,BACK C 64010 D/J/Y BUFFER PED FIBRE ALL EDGES MUST BE AND FREE FROM BURR & TEARS ________4ND STOCK, ASSjMNf C$1794- PL ATE, BACK W/ TOLERANCE+.0! allowed oh all dimen- sions UNLESS OTHERWISE SPECIFIED. SUPERSEDED OLD TR/ICING /1-Э374 UNDER REVISION D/ITE OF JUL YJ, /939. scale ~ BUFFER&STOCKASiL S«>4 APPRO/* D « i »!•;,, о' Л
HEAT TREATMENT AND FINAL FINISH HEAT TREAT TYPE П FINISH, CLASS В PHYSICAL PROPERTIES Y, P. T S. el z RED BR. ROCK. SO- ex. JUNE 1,1931 REVISIONS DRG. PERTAINS TO C559I794| 07100059 ЛбЬмб— M l*7AI (WC) .3OBMG MI9A4(FLEX) MI9A0 INSCRIBE PART NO. DO NOT SECTION A-A TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* --------- FRACTIONAL* |/64 ANGULAR* 5* SCREW, ADJUSTING STEEL FSXI335 FINISH (6J34059 W.C.O. LR.E. SUBMITTED: WAS В134059 SCALE у В 6134059 B6I34059
SCREW, MACHINE, FLAT HD. (NF-3) COR. RES. STEEL ORDNANCE DEPT. STANDARDS (ORDNANCE DESIGN) BCLX3 /ТЯГ 5-15-31 APPW/Lb ""BATE Nominal Size #0 #1 #2 #5 #8 #10 В Threads per Inch 60 72 64 44 36 32 D Diameter /Max. of Body |Uin. .0600 .0502 .0660 i0740_ J07?_ .1640 >-1^35— .1900 .1670— Diameter A OF Head Sharp 6kx. Sharp Min. Abs. Min, .119 .105 .101 J46 .172 J^o .252 .242 ,225_ ;$x) ,346 М Width of l Flat Max. .0C2 ,oof 1003 ,005 _ ,006 H Height ГЫах. of Head Uh*. и -1- .051 .040 .116 .098 1 Width ГМах. of Slot LMih. gs u 1019 ж .041 ,035_ .054 ,045 .060 .050 -j- Depth JI4ax. of Slot IM in. .015 L010 00 Й 28 J .045 ,.029 .053 J334 R Radius №x. .025 .027 .031 .045 .055 .0& L Length ORDNANCE RART NUMBER - STANDARDS - CORROSION RESISTING STEEL 1/8 Й.6 I члчпчлчл oooo I 503907 50З906 503939 _50§4Q_ 544234 50W5 503946— 1 1 000000000 U\Lr\U\LT\U4tr\U\Lr\ir\ 1 1 544230 503961 _503962_ 3/4 503936 503941 503942 503947 503875 50§48 —503949- 503876 503877 503963 —503964_ 7/« 1 503965 503966 L Length ORDNANCE PART NUkBER - LIMITED STANDARDS - CORROSION RESISTING STEEL 1/16 503925 503926 503927 _50W_ _5O39O6_ 503943 503944— зЯб 7/32 1/4 5/16 503929 503930 _5O3931_ 503950 7/16 1/2 1-1/4 1-5/16 502298 503960 — 541920 _ 544267 503967 1-1/2 1 582BO3 503968 Material: Steel» corrosion resisting, Grade 7A> Spec. QQ-S-7&3» latest revision. Dimensions in Nomenclature Pattern: SCREW, machine, flat hd. , cor. res. steel» #2 - 64NF-3 x 1/2“» drg. BCLX3, part no. 503942. WLength of Thread: On screws 2s long or shorter, threads shall extend to within two threads of the inches SURFACE OF THE HEAD. LONGER LENGTHS SHALL HAVE A MlN I ML M COMPLETE THREAD LENGTH OF * Tolerance on Length: Up то Г minus 1/32; over Г то 2" minus 1/l6; over 2" minus 3/32. Note: Procurable from Frankford Arsenal. These screws are primarily for instruknt work. В EAR I NG 1-3/4*. Engineering Ь Inspection Section - ORDIP Ordnance Dept. , Dbpt of the Army
WASHER, LOCK "TOOTH” TYPE EXTERNAL TOOTH,COUNTERSUNK ORDNANCE DEPARTMENT STANDARDS (COMMERCIAL) TYPE A TYPE В SIZE, hbMINAL <0 В Inside Diameter W*** U4 IN* C Thickness {}}**• 1 Win. 00 D Side Length *10 020 150 140 021 017 021 017 Ш * co (/) co ВЕАХ4 5-I I-33 APPROVED DATE *12 025 020 *14 & 1/4 267 020 128 Material Finish ORDNANCE PART NUA6ER Steel Steel Steel Steel Steel Steel Plain Cadmium or Zinc Plated Nickel Plated Chromium Plated Phosphate Coated Corrosion Resisting 114/ 129 12g 125 123 >11 Я7 20 114612 i^oi|| 138590 I3B59I 431505 114613 138593 120156 138594 138595 431506 114614 138597 120157 129184 138596 114615 138600 120158 138601 138602 114616 I386O4 120152 Size, Nominal *16 5/16 3/8 7/16 1/2 В Inside Diameter C Thickness v!,** ^1 H • D Side Length С?!' .287 .023 .147 .137 :l .165 :Я .260 Я Material Finish ORDNANCE FART NUtCER Steel Steel Steel Steel Steel steel Plain Cadmium or Zinc Plated Nickel Plated Chromium Plated Phosphate Coated Corrosion resisting 138606 1386О9 I386II I3B6IO 138612 114617 134512 114618 138617 114619 if 125126 IM Г- CM CM CM CM r- r— r— 9 ___ Dimensions in inches TEEL - SAE 1050 OR 1066 HEAT TREATED, ROCKWELL HARDNESS C40 - C$0 OR EQUIVALENT. For specifications, see drawing 8EAX10.__________________________________________________ NOMENCLATURE pattern: WASHER. LOCK, "TOOTH* TYPE, COUNTERSUNK, 3/6", DRG. BEAX4, PART NO. 114618 Note: Either type "A* or type *B* is acceptable. Ы
MADE AT ROCK ISUAND ARKNAL С565346Э
HEAT TREATMENT AND FINAL FINISH PLATE-C66534G9 PLUNGER-A543SO52 - SPRING- A5I3SO53 SCREW- BGI34OS9 (SCREW tHUST BE DRAWN UP TIGHT) DISK-A9374 SUPERSEDES С7ЮОО5Э WO/C 3-13-40 PHYSICAL PROPERTIES SEPTEMBER 17.1943 REVISIONS WEP SR ROCK PLATE-A5O2O58I --SCREW- BCLX3,503955 |--WASHER- BEAX4,1ЭВ595 ---SPRING-A5I39969 PLATE. BACK w/bUFFER> ASSEMBLY О 2 3 S IN INSCRIBE PART NO. 00 NOT С 7100059 07100059 51-04-1 5MZS-I M iq>A4(FLErt M I9A6 tolerance on DIMENSIONS NOT OTHERWISE SPECIFIED R.JM LC SUBMITTED OaOMANCC DEFT., V. *. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES EL 2 ROCK T. s. w RED. BR. SCL A 5020509 APRIL 4^ 1927 REVISIONS 5-10-48 DRG. PERTAINS TO 64 64 h—.075 in ID C5564I85 C5564222 655 RIVET, BELT HOLDING PAWL STEEL FSIO35 FINISH >2<F .30 BMG M ITAI £wc) .30 BMG M I9A4(FXD) M 19 A* [FLEX) M l9AB(FXrt INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL! .005 FRACTIONAL i--------- ANGULAR 2 5* DRAFTSMAN VC. CL TRACER 1*0*6 DRAFTSMAN BRACKET ^5020509 .HECKER^ O- CHIEF DRAFTSMAN SUBMITTED: ORD. DEPT.. U. S. A. WAS A20509 APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: _ scale | A 5020509 ORD. DEPT.. U. S. A. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES APRIL 4 , 1927 Y. P. RED. SCL REVISIONS T. S. BR. X у II s-io-4-а EL 2 ROCK • DRG. PERTAINS TO C5564I85 M‘?4kT?wc) CSS64222 M?9aS?FXdY M 19А4ЛПЛ.Х) M I9A5(FXO) M 1? AG INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ±.005 FRACTIONAL i--------- ANGULAR ± 5* RIVET (V0205I4. STEEL FSXI3I5 <S°2051* FINISH 12У UTTS DRAFTSMAN CHIEF DRAFTSMAN WAS A2O5I4- SCALE у A 5020514 APPROVED BY ORDER OF THE CHIEF ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL FINISH CARBON CASE .010 TO.OI5 DEER ANNEAL. ONE HALF INCH OF SMALL END. 155* .002 1.020 m 8 1Л m v> О I in SECTION A-A PHYSICAL PROPERTIES Y. P. / T. S. EL 2 RED / ' BR. / \ ROCK. A78-83 SCL JUNE I , 1931 REVISIONS B6OI74G9 510 48 DRG. PERTAINS TO 2.303 С55641851| C5SCA2P2 I BMG —^q!MI9A4(FXD) । MI9A4(FLEX) iMI9A5<FX0) M19A6 <n .020 Ш1Ш О О Г uj u) 2.157*005 W in 8 I .484-. 005 R г w ,385 •XX>5 2.0001.001 2.116-^006 CAM . FEED. EXTRACTOR (6017469 STEEL F 5 4615 to _L .010-.005 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMALt .005 FRACTIONAL* l/b4 ANGULAR* 2° млтвА* ittcu C.S.S. O.K. CMIU МАГГ&ЛМ1 SUBMITTED: WAS В17469 APHIOVED BY ORDOt OF THE CHIEF OFOftMiANCE:- . SCALE r В GOI74G9 ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AM) FINAL FINISH CARBON CASE .OIO TO .015 DEEP. ANNEAL-J-INCH OF SMALL ENO. PHYSICAL PROPERTIES JUNE 1,1931 REVISIONS V. P. 15 5-10-46 T. S. \ / EL. 1 X RED z \ BR. / \ ROCK A78-83 SCL. C5500452 • PERMISSIBLE ANGLE TOLERANCES NOT SPECIFIED, MUST BE WITHIN LIMITS PRESCRIBED BY LOCATING DIMENSIONS. CAM. EXTRACTOR STEEL FS.46I5 FINISH '«У (5508452 DRG. PERTAINS TO C5564IM ЛЗ IMd M l*?Al (wc) C55M222 .30 bmo M I9A4(FXO> .30 ОНО МИЛА (FL CX) JO BMQ MIT AS (FAO) ЭОЬМО M ITAO SCALE J WAS C8452 BttCMK PART KX 00 ЮТ C5508452I TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED OCCWALX.OOS FlUCnOHAL • I/£4 AMOVLAR t 5
HEAT TREATMENT AND FINAL FINISH (\i »Л I90-.002 .220-.003 СП|Г) <40 NO * SECTION A-A j380r -.005 32 R cO'o 5 r 32K 158 2.253*001- 3.589±.00l 253-.0O5 4.095-004 0 (V a _ 32 Э2М 3.529 2.461 ---1.666-.004 1.255 .75-.02 •062-.006 Ar JOR-x 1.453 ±.OOI BRACKET. BELT HOLDING PAWL STEEL FSXIO2O FINISH PHYSICAL PROPERTIES FEBRUARY 1,193B REVISIONS Y. P. 13 5-10-46 t. s. EL_ I RED BR. ROCK. SCL. DRG. PERTAINS TO 20 bmg M |7Al(WC) —WTStrar- M 19A4(FA0) I55+.002 4 HOLES WAS 64132 SCALE у (С|5564132 C5564I32 C 5564185 C5564222 .30 BMG M I9A4(FlEX5 30BMG k M 19A5(FX0) .30 IMG Ml^Ai J.J.U. E.B TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED INSCftK PART NO. 00 NOT SUBMITTED: mjux at iaaaO
HEAT TREATMSHT AND FINAL FINISH PHYSICAL PROPERTIES MARCH 10, 1939 REVISIONS V F 10 S-10-48 i T. s. CU 1 1 RED “г SR I ROCK SCL DRG. PERTAINS TO €5564222 06535358 Л6 BMC , MI9A4(FxDHfleX D6S4098» 50 bMG MIAABfFXO^ 07114037 sobMg M19A6 -- CAM-B6OI7469 RIVET—A5O2O514- ® PLATE-D65354IO PLATE. SIDE. LH*. ASSEMBLY NOTE’- ® GRIND FLUSH INSIDE О GRIND FLUSH INSIDE AND OUTSIDE О 2 3 5 IN. WAS C64222 |C|5564222 i DO NOT INSCRiM PART no. TOLERANCE ON DIMENSIONS NOT OTHERWISE SHClHEQ _ — FRACTIONAL • — AMCULAR ’ — R.S.B. E.B. tv* SUBMITTED: •» OO&A ThC oxi О» XMA*Ct — — — 0*0 OC^« V • A
HEAT TREATMENT 4 FINAL FINISH1 HEAT TREAT REAR END FOR ONE INCH, ROCK.C43-45. ANNEAL AROUND TWO MOLES. PHYSICAL PROPBRTIE3 .452 - .О IО .107*001, B-HOLES FOR REAR SIGHT BASE О ♦ 1Л О .452*.005 R .200*001, AT ASSEMBLY 156,4-HOLE5 AT ASSEMBLY 8 ♦ о 8 ----.156,4-HOLES FOR BELT MOLDING PAWL BRACKET AT ASSEMBLY D65354IO 5CL. T.5. EL-2 RED. .157-005 ,155*005 В.37Ы.ООЭ 2 230 2161 6.537*003 1.111*005 2.000 2606 1.471Ч006* SECTION C-C .244 *006 R .050—.005 NOTE .* FINISH FLUSH WITH TRUNNION BLOCK AFTER ASSEMBLY 1.045 SCALE V © .060 * 005 8 $5 .060 *.005 12 О .1066* 0020. AT ASSEMBLY G.Z 141.010,6-HOLES EQUALLY SPACED 2.200 2.625 o 14.474 -.005 FEBRUARY 1,1538 REVISIONS W^/2 11.401 *.005 .16654.0020, AT ASSEMBLY WITH MOUNT ADAPTER IS F o .032-005 SECTION F-F .500*006 4344*006- q q SECTION E-E SCALE 4 -.157 RADIUS OF CUTTER . I87*.OOI, B-MOLES- AT ASSEMBLY FIXATE, SIDS, L.M FINISH J) 8 SECTION B i SCALE .2504.001, AT ASSEMBLY .34274.0010,-f+ AT ASSEMBLY SCALE WAS D354IO 5» 4 2 3 INSCRIBE PART NA DRG. PERTAINS TO 16 5-10-40 EXAMINED: NOT OTNOtWtM ИОЛП) D |65354IO ORDNANCE DEPT, U.S A тлвогиггилв-
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES JUNE 1,1931 Y. P. RED. SCL REVISIONS T. s. BR. 8 5-10-40 EL. 2 ✓ ROCK DRG. PERTAINS TO CM .293 -.006 (M RIVET, REAR CARTRIDGE STOP STEEL FSIO35 FINISH 1 WAS A2O589 SCALE у Д 5020509 C5564186 C5564224 C5590722 C55945I6 .30 BMG, M 17Al (WC) 30 BMGI9A4 (FXoYg(FLCX) .30 BMG mi9A5Zfxo) .30 BMG M 19AG INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL 1.005 FRACTIONAL. 1/64 ANGULAR - 5* DRAFTSMAN Л1.Е.В. Oil____ TRACER LRE. L'D'C DRAFTSMAN ECKER"'' o> SUBMITTED: CHIEF DRAFTSMAN ORD. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE- ORD. DEPT.. U. S. A. ORDNANCE DEPT., U. S. A. MADE AT ROCK ISLAND ARSENAL
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES Y. P. 4 RED. у у SCL. T. S. BR. / EL. 2 ROCK JUNE 1,1931 REVISIONS 1Э S-IO-46 RIVET, MOUNT ADAPTER STEEL FSK>35 FINISH12^ (5024602 WAS A246O2 scalej A 5024602 DRG. PERTAINS TO ORDNANCE DIVSIONAL STANDARD INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ±.005 FRACTIONAL ANGULAR _ DRAFTSMAN e.l.f. TRACER E.B. L O G DRAFTSMAN CHIEF DRAFTSMAN SUBMITTED: APPROVED BY ORDER OF THE CHIEF , ORD. DEPT.. U. S. A. ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL FINISH .1865 *.0020 .060 *.005 PHYSICAL PROPERTIES Y. P. T. S. _ EL 2 RED BR. ROCK. set IS JUNE I, 193 I REVISIONS 5-I0-4B 29W. IОЭ9 SECTION A-A REAM AFTER TRUNNION BLOCK IS ASSEMBLED CM REAM AT ASSEMBLY WITH R.*L. SIDE PLATES 8 N N * <л DRG. PERTAINS TO C5564155 i .ьоамо 1 и HAI (WCl 1 .30 bMG 1 MI7Al(y/C) .36 6M6 M I9A6 .ЭОбМв 4 M I9AS(FXO) C5564I6G C55945IG C5590722 0564222 .эовмо MI9A4(FX0) M I9A4(FLEX) MI9A5(FXO) MI9A6 C5564224 .30 BM0 , M I9A4(FXO) M I9A4(FLLX) 1 1 INSCRIBE PART NO. DO NOT .426 *.002 *.005 .426 .002 1.290 267 -.002 .035X45—»» .216 -.002 VESS' TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* ooc FRACTIONAL* - ANGULAR* - SUBMITTED: ADAPTER, MOUNT (^0,7462 STEEL WD IO35 WAS В 17462 APPROVED BY ORDER OF THE CHIEF OF ORDNANCE:. SCALE т В 6OI74G2 ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL FINISH HEAT TREAT PHYSICAL PROPERTIES Y. P. T. S. ELZ RED BR. ROCK. / \ C34-40 SCL _ _ - - STOP, CARTRIDGE, REAR STEEL FS3I 15 FINISH !y WAS В1Э1258 SCALE?* В 6131258 JUNE 1.1931 REVISIONS 10 5-10-4-8 DRG. PERTAINS TO C556H86 C5564E24 .30 вне M I7AI (wc) .30 BMG ' M t9AA(FXD) И 19 A4 (FLEX) C55945I6 .30 BMG M 19 AG C55901I2 M^A^FXPl, DO INSCRIBE PART NO. TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL*.DOS FRACTIONAL* l/< 4 ANGULAR: •* D АЛЛ IMAM F.C.L. VAACIA E.B. 1*0 « OtA/TiMAO Ж ChilF OAA/T&MAJt SUBMI' s' FTED: APPROVED BY ORDER OF THE CHIEF OF ORDNANCE:- . 0Jto OEFT- U.S.A. ORDNANCE DEPT.. U. S. A. B6I3IS58 MADE AT ROCK ISLAND ARSENAL
HEAT TREATMENT AND FINAL FINISH STOP-A50Z4603 STOP-BG>I 312 5B PHYSICAL PROPERTIES MARCH IO. I93S _ REVISIONS V ₽ [ 6 5-Ю-4В T. S 1 EL 1 | RED BR ROCK SCL —— DRG. PERTAINS TO io BMB М1*А4(?ДОНЛЛХ) PLATE-D€>B354I I RIVET-ABOZOBSS ADAPTER-BG»OI74G2 C55G4224 NO US INSP BROWNING MACHINE GUN US CAL. .30 MISISA4 MFD BY NAME OF Ml PATENT MARKINGS IBG5 ♦ 0020 PLATE, SIDE, R.H., ASSEMBLY НОТЕ,- GRIND ALL RIVET’S FLUSH OUTSIDE AND INSIDE. О о 1775 г 200 RIVET-A SO 24^02 2 3 5 IN WAS CG4Z24 | C|55C>4224 INSCRIBE PART NO. DO NOT tolerance on Dimensions NOT OTHERWISE SPECIFIED OCCIMAL t . OOl 'MACYlOMAL * AKbCUUAR • — C F J 1 SUBMITTED: A/*rW)«tO А» ОАО&Л Of IM СгнО О» qn(maj*v4 0*0 С4ГТ UBA OftDMANCE DEFT, U. S. A.
HEAT TREATMENT C FINAL FINISH HEAT TREAT REAR END FOR ONE INCH, ROCK.C43-4S. ANNEAL AROUND TWO HOLES. DG5354II SECTION A-A SCALE у S.BS1±.OOS SECTION B-B SCALE у PLATE, SIDE, R.H. FINISH (£05411 SCALE y WAS 035411 idbt Al ЬМК 11Ш& UMJUL
5 HEAT TREATMENT a FINAL FINISH PHYSICAL PROPERTIES APRIL 4-, 1927 Y. P. Z RED. ' у SCL. REVISIONS T. s. Ж BR. ’д 10 5-10-46 EL 2 ROCK Г DRG. PERTAINS TO В613125/ .36 в MS 4 M I7AI Cwc) MI9A4(FXO) MI9A4(FLEty И 1ЯА5 FXO) mi4a* ' INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ±.005, FRACTIONAL ± 1/64- ANGULAR + «• PIN, GUIDE, BARREL PLUNGER STEEL FSIO95 FINISH l2^/ DRAFTSMAN EL..J. TRACER CDS DRAFTSMAN SUBMITTED: CHIEF DRAFTSMAN APPROVED BY ORDER OF THE CHIEF SCALE -p WAS A204-90 AI5020490 OF ORDNANCE: < ORD. DEPT.. U. S. A. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT AND FINAL FINISH HEAT TREAT . I57+.OO5 3 8 PHYSICAL PROPERTIES Y. P. / T. S. EL 2 RED / BR. ROCK. C33-39 gri 13 APRIL 4, 1927 REVISIONS 510-48 В6017508 305 .243 32 I62-.OO4 .I37-.O05 3 ife ALTERNATIVE METHOD OF MANUFACTURE П|<0 DRG. PERTAINS TO мпаГ6 '' м I9A4(fXC$ I; M I9AA(FU)O _ ----- M I9A5(FXD) M 19Д6 ftj 1Л О О Г Й 12 -L 32” 32 PLUNGERf BARREL 17SO8 STEEL FS 4140 FINISH ,2®/ INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* .OO« FRACTIONAL* l/«4 ANGULAR* *• WCQ O.K. сшср МАГГМла SUBMITTED: WAS В 17506 AWWOVW tn 0*001 or THE CHKF 0Г ORDNANCE.» SCALE у В 6017508 ORDNANCE DEPT. U. S. A.
HEAT TREATMENT AND FINAL FINISH TYPE IL FINISH, CLASS В PHYSICAL PROPERTIES Y.P. T. s. / ELZ RED BR. ROCK. \\\ SCL 14 JUNE I, 1931 REVISIONS 5-I0-4& B6I3I25I RIVET OVER & FILE FLUSH FIN-A5OZO49O W 43 PLUNGER- B6OI7508 DRG. PERTAINS TO 5HI4-I .3OBMG . MI9A*(FXO) 5I-IZ5-I 30 BMG M I9AR 5I-S3-I _5l-B4^ 1 M?9A4(>LE)0 51-10-1 - — INSCRIBE PART NO. DO NOT PLUNGER, BARREL, ASSEMBLY TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* FRACTIONAL* ANGULAR* S.GE AVC ыилш* 0 I IN WAS Bl31251 В 6131251 SUBMITTED: APPROVED ВТ ORDER OF THE CHIEF OF ORDNANCE:- ORDNANCE DEPT.. U. S. A.
A7I6263O HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES MAY 16. 1 1ЭА6 TYPE П FINISH, CLASS 8 Y. P. RED. SCL REVISIONS T. s. EL 2 BR. ROCK 1 S-IO-48 — Q — — — 32 иг+.оог .0204.015 24NF-2 252-.002 DIA S «I BLADE. FRONT SIGHT (71вгвэо STEEL FSX 1020 FINISH W. OTHER SURFACES, AS SPECIFIED 2 SUPERSEDES A7I6£63O WO/C S-IO-4aSCALE T A 7162630 DRG. PERTAINS TO Лд ВМЙ 87162616 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMALz .005 FRACTIONAL z 1/64 ANGULAR г 3° DRAFTSMAN О TRACER L O G DRAFTSMAN CHIEF DRAFTSMAN SUBMITTED: ORD. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: aord. dept.» u. s. a. ORDNANCE DEPT.. U. S. A.
______HEAT TREATMENT a FINAL FINISH HEAT TREAT PHYSICAL PROPERTIES JULY 1 5, 1931. Y.P. RED. ROCK. C54-59 REVISIONS T.S. BR. /0 941-42 EL2 //' 7-27-43 /2 12-22-43 DR’G. PERTAINS TO AlL.30BMG-M2 5Ы0 303И&М17А1 (MC) 51-83 30BM£MI9A4lFXC)i 5/-8A 30eMG-Ml9A4(FLEX, 5M/4 308MG41l9l9A5(EXtL C39& BOLT, ALTERNATE FEED^tMO^ 3i4'723S ~BoLT, AS5EMLY.' 51-125 Jo BMG -MFX4G X * .3)25-.0005 (a(/35255-/2 X = .3120-.0005 (a'i35255A-I2 X -.3130-.0005 ^^(^1352558-12 X -.3140-.0005 (a(/35255C-I2 X • .3/50-.0005 {a(/35255D-/2 STEEL-WDTO95 finish У MANUFACTURING COMPONENT TOLERANCE £.01 ALLOWED ON ALL DIMEN- SIONS UNLESS OTHERWISE SPECIFIED. SPRINGFIELD ARMORY SUPERSEDES OLD TRACINGA-/S5255 A c4 ,_______________ UNDER REVISION DA ТЕ OF SEPT//, /942. scale- * Д|35£55 APPROVED BV tJ^OER OF THE CHIEF'OF ORDNANCE:- COL. ORD. 6cPT. - ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT & FINAL FINISH DO NOT SCRIBE PART NO. D RC . PE R TA INS TO CONT. t/OL. /jnOrr. i PHYSICAL- PROPERTIES DEC. 1,1926 REVISIONS STOCK DIA. t »•> RED.; /О /0-20-37;, //Т*С> -ПГ . <AS DRGk PERTAINS TO ,3626III0\all .50BMG -М2 56N7759\ALL .30BMP-М2 SI-133 .SOBMG-TJG---- ЛТ BMG-TPSr^- SLiDE, FEED BELT. ASM. BM77S9 SLIDE, FEED BEL T.-ASM-. ВЗбИ^В/ОЕ, FEED BELT ASA «StECP ........ '81-7560 Dm, 90 'SLIDEl££ED№LTJASIi SLIDE, FEED BELT ASM IsZtfE, FEED BELT, ASM. SYMBOL ^5009363 STUD, BEL T FEED PAWL SPRING STEEL-WD IIIS- FINISH f MANUFACTURING Ct OBS 234 TOLERANCE *0/ ALLOWED ON ALL DIMENSIONS UNLESS OTHERWISE SPECIFIED SUPERSEDES OLD TRACING A-9363 UNDER REVISION DATE OF OCT 20,1937 “ 45009363 О»“Г5ГПАМ TSf*1AH ______£2 T AJOR iVF.O 8У ORDEtTSF CHIEF^g^RDNANCE 1 ORDNANCE DEPT. Ц5.А. SUPERSEDES АЭ363 4 3009363
HEAT TREATMENT A FINAL FINISH CM2AW AT450°^ y.p. T.S. EL.2 DO NOTINSm PART Na A * DIAMETER OF WIRE .................................... * TOTAL NUMBER OF COILS ............................... MINIMUM INSIDE DIAMETER, FREE ....................... A * OUTSIDE DIAMETER, FREE .............................. ☆ MAXIMUM OUTSIDE DIAMETER AT MINIMUM OPERATING HEIGHT ☆ FREE LENGTH ......................................... A * TYPE OF ENDS ........................................ * ......................... • *........................ MEAN ASSEMBLED HEIGHT ............................... A ☆ LOAD AT MEAN ASSEMBLED HEIGHT........................ MINIMUM OPERATING HEIGHT............................. A *-LOAO AT MINIMUM OPERATING HEIGHT .................... LBS. PER INCH OF SPRING DEFLECTION .................. SPRING FUNCTIONS IN HOLE ............................ SPRING FUNCTIONS OVER ROO ........................... A CALCULATED MAXIMUM SOLID HEIGHT ..................... PHYSICAL PROPERTIES MAY 1, 19S9 RED. ROCK. REVISIONS BR. 16 12-18-41 22 2 - 7- 44 17 2-11-42 z? Т-’ЯЧТ p.1 13 Id £-19-42134' 3-24-4 Э A jVuntv lYTfO s30BMG’M/9A6 la’ 4 -16-42 Ц25' 5-24-49 го' 018 . 10 2 118 ±.002 123 36 ±.030 PLAIN ENDS GROUND R.H. 25 2 LBS. ± .56 LBS. 20G 2.67 LBS. ±.75 LBS. 15. APPROX. 125 2T 7-27-43 ] DR’G. PERTAINS TO • 0 • 51-T8 I I.50BMG-M2 ИВ FLEX, 51-71 - .50BMG-M2 HB FXO. 51-00 mSOOMG MO HO FRBiNh 06526337 SI ONT,REAR,OR.ABM. -51-03 .зовмв-мюдгУй» w 51-84 .30BMG-M1?A4 FLEX.- C55<£43CG BIGHT,REAR/ ABMi— -54-5 Of? .50BAR-M18M , • • .190 06535423 VIuliT । A.CAUTION: 00 NOT COMPRESS SOLID NOTE: 0.5 *0F SPRINGS WILL BE FATIGUE TESTED BETWEEN ASSEMBLED HEIGHT ANO MINIMUM OPERATING HEIGHT FOR 15,000 CYCLES. THE LOAD AT ASSEMBLED HEIGHT, AFTER TESTING SHOULD NOT BE LESS THAN M LtS. 51-74 SI-77 SPRING, REAR SIGHT WINDAGE CLICK PLUNGER STEEL WD 1085 SPECIAL USA SPEC 48-7-lfcLASSAl <5/3/54 A MANUFACTURING DATA A MANDATORY REQUIREMENTS SUPERSEDES OLD TRACING A13154 UNDER REVISION DATE OP DEC. 18, 1941 №0/3154 АШ54 iSGBMi-Me NM-PWh- .30DM8»Mt Hi PIER. 30ВМ8-М1Ш EUIEKH ORDNANCE DEPARTMENT, U.S CHIEF SUBMITTED: C*** ORO.DEPT. U.S.A Supersedes a
HEAT TREATMENT A FINAL FINISH PHVSiCAL propert.es MAY L юг9 Н2АТ T/7EAT. Y.P. RFO. Z .• W t. REvlSiOWS T.S. F.Ft. / Ргм-^О'/з^/г-э-^г PROTECTIVE F/NISH TYPE Ц CLASS A ORB. EL. 2 ROCK А73-77 1255-1-4/ /6' 7-2 7-ДЗ !3' 3- -24-4Э 13"4-1в-гг нг 4 J0-4& .246-005 ,/5> +02 DRG PERTAINS TO &-JDA30BAR - М/9/в A 2 -&F7* FFFF SI-53 5/~B4 5P6& С5564Э06 50BNG-M2HBIFLC.A 50BMGM2HB/F/D) А&ВАК-мснв/тЕ зовмб-мгив/Е/ЕХ} .30BMG-MI9A2 EoBMG-MIM4(TXXN^ 30BLK-MI9A4(FlCUavii .6G8MG-M3 HB/F^&R 06528X7 SI6HH?£AR€»A53£N. 835377 'f/T/ff/tfAROeASSlW №535423 270-.005 50/3/55 PLUNGER,REAR EIGHT WINDAGE CLICK (^/3155-/7 -STEEL VYDI065 COLD DRAWN GISff/RTAI? GEASSfft . до Aar t>tt& : ООвМ G-М/ЯЛв BREAK CORNER 5 F/N/^Ff f 3/ON5 UNLES 3 OTHERWISE 'SPECIFIED. SUPERSEDES OLD TRACING A13155 UNDER RE VISION DATE OF FEE. 73 /940. SCALE \dowotinxribe- w™- A 50/3/55 p- — -A- — -- -- - _ - _--^_ At- РП. v < СгЧС < 1.7: col. о i с7 >. A. | ORDNANCE* U ? *>v 'SUPERSEDES Al 3/5^
KI3H7- ME<T TREATMENT A FiNAL FINISH PHYSICAL PROPERTIES HEAT TREAT TYPE П CLASS В YP. REQ. ROO A73-76 PR. • "** /9 гд‘ 5-, DIA. J7R. /6 .05^ _ 0/DEVELOPED LENGTH XO 3200-6000 3440-2000 10.000 SPRINGS WERE MADE TO REV. 9-25-40. AND THEN MODIFIED TO REV. 11-1-40 \donotIN5cRIBLPARTN0 .O5*0l-*X h- .05 H- c /б /6 40/ . /6- '°7Z-OO4 0J6-.O03 SECTION A-A 5013157 SPRING, REAR SIGHT BASE (aI3I57 i?/ SPRING STEEL WDI095 4-z NOTE -FOR ALTERNATIVE METHOD OF MANUFACTURE SEE DRG. A!3/57A TOLERANCE -.0/ ALLOWED ON ALL DIMEN- SIONS UNLESS OTHERWISE SPECIFIED. SUP5R3RDES OLD TRACING AI3I57 UNDER RE VISION DA ТЕ OF FEBRUARY 9,1944 SCALE 2 *A5OT№7 ARMORY 7---- MAY 1.1929 TAINS TO LQ/Q/OQV 5H3 51-74 51-75 51-83 51-84 -5HO2 5H25 C74K> &490b 30BAR-M/S .30BMGM2HB<FXD) 30BMG-M2 HBIFLEX) .30BMG-M/9A2 30BMG~MI9A4(FXD) 30BMG-MI9A41flE7. 30BAR-M/9/eA2 .30BMG-M/9A6 SIGHT, REAR ”h.A7CH FIND. DJAG. SIGHT REAR. ASM. Xn54Z3\MHT.REAR, CHASM. I CO O'FTSMAN ГTT »MAh '7UEE5 GUD^r 'ED.- Ah'KuVEi . Y O'^DER OF THE COL OfID. СГРТ. K.’ . .'v- £ ULFL, J. S. A. SUPERSEDES A/3/57
HEAT TREATMENT a FINAL FINISH PHYSICAL PROPERTIES Д 13167 PROTECTIVE FINISH !YPE Cl 45$ .4 OR b. 032 TOO3 50?' RED. t"R -•-.032 tooS MA Y 1,1929 Rr .-xjons — озг^^^ OPTIONAL METHOD OF CUTTING SLOT ROCK /6-' Г\ П О 2 J 7 C W T DC A \I~i Т'ГЛ A CAW lA UrО f Г! t J О BMG -M/9A& /d'j 7-2 7 4jl f :е2зз:! i3!\ 4 30 4Gf 2^ ^-To-49 1 DR(> PERTAINS TO 086(N0.2)-G4NF3 -./48 i- °2° .203* 0,5 5CBMG-M2HB(FLEA -^-7/ S0BMGM2HB(FXa, • LSMU ff/L //СЛ ( Г Ajj./ 3G&M6 3! 77 30 BM.G-M /9 A 2 зГ5з . 3OBMLI4I9A4(FXD) 3OBMG -M/9A4(FLEX, 71 -.285. q/q С5564ЭО1 GG490G SCREW.REAR SIGHT WINDAGE SCALED A/S/6P /Э STEEL WD.III2 COLD DRAWN TOLERANCE 40/ ALLOWED ON ALL DIMEN- SIONS UNLESS OTHERWISE SPECIFIED SUPERSEDES OLD TRAC/NG A/3/67 UNDER c 4 REVISION DATE OF AUGUST S, /9-4-2. bCALE- 7 DONOTINSCRIBE PAPT NO '--HINGFIELD ARMORY A 50/3/67 TSMAN APP₽ /Е (J CHIE- O' SIGHT, REAR, ASM. U. S A. P . SUPERSEDES A /3/S7
HEAT TREATMENT ft FINAL FINISH PHYSICAL PROPERTIES EL f BR. ROCK HEAT TREAT TYPE П FINISH, CLASSБ RED. SCL J9-3ONS-3 050 .405 —.505 SCREW, LOCKING.FRONT SIGHT BRACKET (^013243 STEEL FSXI3I5 WAS A 13249 SCALE A 50132^9 .00ЭЮ.0С5 JUNE 1.1931 REVISIONS 12 5-10-40 — DRG. PERTAINS TO В 144235 .30 BM& MI9AA fFM)) Ml9A4(*LtK) B7I329Z5 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL! .ООГ FRACTIONAL! — ANGULAR!f TRACER O.K. L*O*S DRAFTSMAN CHIEF DRAFTSMAN SUBMITTED^) ORD. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: ORD. DEPT.. U. S. A. ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES EL 2 ROCK RED. SCL A SOI 3255 JUNE I , 1931 REVISIONS TYPE H FINISH, CLASS В т. s. BR. i—.242-24 NS-3 r-.osc J03-.006 10 S-IO-48 DRG. PERTAINS TO .42*01 В 144235 67132923 MI9A6 INSCRIBE PART NO. DO NOT .373-003 SCREW, FRONT SISHT BRACKET fa13258 STEEL FSXI3I5 WAS AI3 25S SCALE A 5013258 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL*. 005 FRACTIONAL! — ANGULAR 25* Ш CHECK TRACER o- LOS DRAFTSMAN CHIEF DRAFTSMAN SUBMITTED: ORD. DEPT,. U. S. A, APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: , ORD. DEPT.. U. S. A. ORDNANCE DEPT.. U. S. A.
A / J 700 HEAT TREATMENT A FINAL FINISH PHYSICAL PROPERTIES PROTECTIVE FINISH TYPE H CLASS A OR B. Y.P. Г Я >L2 RED. RR. ROCK /6 "FTT APRIL 30t /934 REVISIONS INSCRIBE PART NO. DO NOT 3OBAIEMI9I8A2 06535473 Sf 74 Ю4 /Э' 4 -30-4G j WiVt33MN~t 308M.6 MF HB (EXP.) 30BM6 иг на {FLEX) 4 A50/37OO DR'G. PERTAINS TO SfSB Si TO 30B.MG-MI9A4(FXD) 50BM.Q-MZH.&(FLEX\ 5овн.с-мгн.а IFXD.) 0С5283Я ->-0(>J5.oooe C64OO3 CS56^OO5 50/3700 PIN, REAR SIGHT WINDAGE KNOB (AIS700 / 7 STEEL W.D )095 ST-64- S!66 SIGHT, IE AR, 6R -A5M- 30BMC-MI9AZ t AKH, HfTH MNPA6E XR£W&aA3£ ASM - .06aA.RM48 .30 a mg-fh9A6 30aM.GMI9A4(FLEX) so вне ми naffxf. n) 3/6HT, REAR, ASM. □ f i \<л( • *rr$MAK 'Сипл уутЗСли t-UBMlT TED> TOLERANCE - О/ ALLOWED ON ALL DIMLN 3/0N5 UNLESS OTHERWISE SPECIFIED SUPERSEDES OLD TRACING AI3700 UNDER REVISION DATE OFFER I, /933 JCALF SPRINGFIELD ARMORY A5O/37OO АШОО------ СИР LN6 ORD. OEPT. /APPROVED BY ORDER OF THE CHIEF LT COL ORO. DEPT. NANCE.- ORDNANCE »DEPT., U S. A. A /3 7 66
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTI ES JUNE I 1931 Y. P. RED. X 7 SCL REVISIONS T. s. BR. \ z1 12 5-10-40 EL 2 X ROCK Г DRG. PERTAINS TO 05364106 .3OBMG k M I7AI (WC1 C55S4224 .30 BM6 I9A4 (FXD)« (FLEX’) С5ДОО722 .30 BMG k MI9A5(FXD) C5594-5 IS .30 BMO M I9A& INSCRIBE PART NO. DO NOT STOR CARTRIDGE, FRONT STEEL FSXI333 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ±.009 FRACTIONAL ike* ANGULAR ±.5° DRAFTSMAN VVCQ TRACER E.FLQ L*O‘G DRAFTSMAN CHECKER CHIEF DRAFTSMAN SUBMITTED: FINISH WAS A246O3 scale 7 a 5OZ46O3 ORD. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES EL 2 ROCK RED. SCL TYPE П FINISH, CLASS D BR. A 5152429 MARCH IO. 1939 REVISIONS L-*—.065 .168 g .075 4.300R <0 N .2-28 NS-3- MAJOR DIA .2OOO-.OO62 PITCH DIA .1766-00 30 MINOR DIA .1562 MAX. .0714 LEAD, DOUBLE THREAD LOCATE AT ASSEMBLY DRG. PERTAINS TO C 5564906 1.091 1.690 1.910 -t-H INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL l.OOS FRACTIONAL l— ANGULAR » /’ DRAFTSMAN TRACER O.K. L O G DRAFTSMAN CHI CHIEF DRAFTSMAN SCREW, WINDAGE, REAR SIGHT <?i 524 29 STEEL FSXI02Q FINISH 125 WAS A 152429 SCALER A 51 52429 SUBMITTED: ORD. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: . ^pRD. DEPT.. U. S. A. ORDNANCE DEPT.. U. S. A.
A 5152430 HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES MARCH IO, 1939 TYPE И FINISH, CLASSB Y. P. RED. SCL. REVISIONS T. S. EL 2 BR. ROCK — e 5-10-48 — NOTE: г—.086*.004 GRADUATIONS Ol WIDE, — — — — DRG. PERTAINS TO .30 BMG .005 DEEP, FIGURES .08 HIGH. FILL GRADUATIONS AND FIGURES WITH WHITE ENAMEL. C 5564906 VIEW SHOWING ALTERNATIVE METHOD OF MANUFACTURE .421 .085 .245 г—,08в*.О04 -.085 t .100-005 .995 .505 5ZZTE O95-.OO4 .025-.005 .093-.005 .105 187 .1428 = 2 GRADUATIONS .075 SCALE, WINDAGE , REAR SIGHT 52430 STEEL FSXI02Q' FINISH Ц5. WAS A I 52430 MIQACo INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL - .OOS FRACTIONAL . — ANGULAR:— DRAFTSMAN CHECK TRACER о SUBMITTED: L O G DRAFTSMAN CHIEF DRAFTSMAN ORD DEPT . U S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: ^<24^4 SCALE A 5152430 ORD. DEPT.. U. S. A. ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES EL 2 ROCK RED. SCL _____A5I5688I MARCH 10.1939 REVISIONS TYPE П FINISH, CLASS В т. s. BR. NOTE- A. 249-002 DIA HARDENED AND GROUND STEEL BALL MAY BE USED AS AN ALTERNATIVE METHOD OF MANUFACTURE. BREAK CORNER SPHERICAL 312-005 .249-.002 PLUNGER FRONT SIGHT (Vj5€eei STEEL F 3X1020 5 6 6 8 I WAS A 156661 SCALE v A 5156881 5-10- 46 DRG. PERTAINS TO В 144235 87132928 .30 BMfi MI9A*(FXD) MI9A4(FLEX) MI9AG INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± — FRACTIONAL ± — ANGULAR ±— LTT< DRAFTSMAN DRAFTSMAN TRACER OK. CHIEF DRAFTSMAN SUBMITTED: ORD. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORO ORD. DEPT.. U. S. A. ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES EL 2 ROCK DRAW AT 45O*F TYPE I FINISH, CLASS OSC BAKE ONE HOUR AT 300-35OeF RED. BR. DIAMETER OF WIRE--------------------- TOTAL NUMBER OF COILS---------------- OUTSIDE DIAMETER F*REE-------------- MAX OUTSIDE DIA AT MIN OPERATING HEIGHT FREE LENGTH-------------------------- TYPE OF ENDS------------------------- WOUND------------------------------- MEAN ASSEMBLED HEIGHT--------------- MIN LOAD AT MEAN ASSEMBLED HEIGHT---- MINIMUM OPERATING HEIGHT------------ MIN LOAD AT MINIMUM OPERATING HEIGHT- LB PER INCH OF SPRING DEFLECTION----- SPRING FUNCTIONS IN HOLE------------ CALCULATED MAXIMUM SOLID HEIGHT----- caution: do not compress solid. SCL. .224±.004 .230 SQ.AND GROUND 593 .250 .510 SPRING. FRONT SIGHT SPRING STEEL WIRE (WDIO85 SPECIAL-CLASS A) WAS AI56862 A 5156662 A5I56BB2 MARCH ю,Т5э9 REVISIONS 8 5-10-46 DRG. PEF (TAINS TO В 144235 .эо bmb . M19 A4fFXQ\ Ml9A4(KtX) MI9AG B7I329Z3 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL! — FRACTIONAL i — ANGULAR ±— DRAFTSMAN W.LM. TRACER L’D‘G DRAFTSMAN CHIEF DRAFTSMAN SUBMITTED: APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: ORO. DEPT.. U. S. A. ORDNANCE DEPT.. U. S. A. MADE AT ROCK ISLAND ARSENAL
5156883 HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES TYPED FINISH, CLASS В Y. P. RED. SCL. T. s. z BR. уч EL 2 z ROCK z .255 в CREW, RETAINING. FRONT SIGHT s • авэ STEEL F 5X1315 4-z FINISH '2?/ WAS A 156883 MARCH I0J93S REVISIONS 8 5-10-46 DRG. PE STAINS TO В 144235 .30 BMG M I9A4 (FXOX M ISA4(FLEX) M l9Afe B7I3Z9Z3 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ±.005 FRACTIONAL i — ANGULAR 2 5° DRAFTSMAN me. TRACER O.K. L OG DRAFTSMAN CHIEF DRAFTSMAN SUBMITTFn- SCALE т A 5156683 ORD. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: ORDNANCE DEPT., U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES TYPE И FINISH, CLASS В RED. BR. El 2 ROCK SCL 104-005 193 -.002-1 - 050 .I9O-32NF-3 H.343 .3)0-005 SCREW. BEARING, FRONT SIGHT ^S6ee4 STEEL FSXI3I5 FINISH '2?/OTHER SURFACES, AS SPECIFIED WAS A 156884 SCALE S A 5156884 A 5156554 MARCH 10,1939 REVISIONS 5-10-46 DRG. PERTAINS TO В 144235 .30 BMG MI9A4[FXDY MI9A4VFLE.X) MI9A& B7I5292S INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ±.005 FRACTIONAL! - ANGULAR ♦ J* DRAFTSMAN TRACER CHIEF DRAFTSMAN SUBMITTED: L‘D’6 DRAFTSMAN ORD. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORD CE: t ORD. DEPT.. U.S.A. ORDNANCE DEPT., U. S. A.
HEAT TREATMENT & FINAL FINISH HEAT TREAT TYPE П FINISH, CLASS b MARCH IO, 193Э ______REVISIONS IO|5-IO-4S| BUSHING. REAR SIGHT WINDAGE SCREW (T}59e7o STEEL FSX 1020 FINISH 125/ OTHER SURFACES AS SPECIFIED WAS A 159670 SCALE у А 515Э87О DRG. PERTAINS TO C5564 9O6 .30 В MG MI9A4 (FXD) MI9A4 (FLEX') MI9AG> INSCRIBE PART NO. 00 NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL*.01 FRACTIONAL* l/E* ANGULARi 59 DRAFTSMAN M.T. TRACER O.K. L'D'6 DRAFTSMAN oiecicj^ CHIEF DRAFTSMAN SUBMITTED: ORO. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: ORDNANCE DEPT., U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES MARCH 10.1939 TYPED FINISH, CLASS В Y. P. RED. SCL. - REVISIONS T. S. BR. G 5-10-48 EL 2 ROCK DRG. PERTAINS TO С5564-Э06 .30 BMG M I9A4(I MI9A4(l MI9AG INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ±.005 FRACTIONAL! 1/64 ANGULAR 2 - TRACER OK. LDG DRAFTSMAN PIN STOP, REAR SIGHT LEAFffl6гвю STEEL FSX 1315 SCALE WAS A 162810 A 5162810 DRAFTSMAN APB CHECK SUBMITTED: CHIEF DRAFTSMAN _____________________ORO. DEPT- U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: PRD. DEPT.. U. S. A. ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT & FINAL FINISH 0440 TYPE П FINISH, CLASS В PHYSICAL PROPERTI ES JANUARY 31.1944 Y. P. RED. z /— SCL REVISIONS T. s. BR. * 3 Б-10-46 EL 2 ROCK DRG. PERTAINS TO I В 144235 30 BM6 ч MI9A4 Lf XO) MI9A4 CFLOO M НА* 6TI329Z5 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± — FRACTIONAL ± — ANGULAR! — WASHER, LOCK (7.Ю44О 022 STEEL-COMMERCIAL SHAKEPROOF EXTERNAL TOOTH LOCK WASHER NO. 1114-05 OR EQUAL SCALE 3 SUPERSEDES A7HO4^LQ VVO/C 5-10-46 • A 7 I 10440 TRACER o.k. SUBMITTED: L*D*e DRAFTSMAN CHIEF DRAFTSMAN ORO. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF ,ORD. DEPT.. U. S. A. ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES TYPE П FINISH, CLASS В Y. P. RED. SCL. T. s. • BR. E. L. 2 ROCK Д -24NF NUT. AD JUSTING, FRONT SIGHT BLADE 6 2 e 31 STEEL F S 1020 FINISH lg^ SUPERSEDES A7I6263I WO/C S-IO-46 SCALE ") A7I6263I А7162631 MAY 16,1946 REVISIONS 1 5-10-46 DRG. PER TAIN S TO 87162616 .3< Ml ? BMG , 9A4 (FXrt M 19A4 (FLE.X) MI9AG INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL + 005 FRACTIONAL + - ANGULAR + 3° DRAFTSMAN TRACER O.K. I D G DRAFTSMAN СНЕСКрИ^ CHIEF DRAFTSMAN SUBMITT ED 9 < I* ORD. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE ORD. OEPT.. U. S. A. ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES TYPE П FINISH,CLASS В MAY 16 . 1946 REVISIONS I 5-10-4811 POST, FRONT SIGHT STEEL FSX 1020------ (7162632 FINISH l2^ OTHER SURFACES, AS SPECIFIED SUPERSEDES A71G2G32 WO/C 5-I0-4S SCALE— Д 7162632 DRG. PERTAINS TO В 7162 GIG .30 В MG MI9A4(FXb) M l9A4(kLEX) Ml9A*>k INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± OOS FRACTIONAL д IДИ ANGULAR 2 3* DRAFTSMAN TRACES O,K. L O G DRAFTSMAN CHECKER— CHIEF MOTFTSMAH APPROVED BY ORDER OF THE CHIEF OF ORDNANCE: ORDNANCE DEPT., U. S. A.
HEAT TREATMENT & FINAL FINISH PHYSICAL PROPERTIES E. L. 2 ROCK A 7162633 TYPE И FINISH, CLASS В T. S. RED. BR. SCL. .055—4 .230 .105 <\1 о 138-32 NC-2 .320-020 SCREW, CLAMPING. FRONT SIGHT BLADE (У, STEEL FSXI3I5 62633 О Л* A C SUPERSEDES A7I62633 W0/C S-IO-46 I A7I62G33 MAY IG, 1946 REVIS >IONS 1 Б-10-4В DRG. PER TAW S TO B7IG26I6 .30 В MG M I9A4 (FXD) M 19 A* (FLEX) M 19 AG» riSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± .005 FRACTIONAL ± l/64 ANGULAR ± О DRAFTSMAN TRACER .OK L*D'G DRAFTSMAN CHIEF DRAFTSMAN SUBMITT у ED: ORD. DEPT.. U. S. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE PRO. DEFT.. U. S. A. ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL FINISH dowtWsceise fapt но. Sh BMC М2 наш} APRIL 30, /334 REVISIONS PROTECTIVE FINISH-TYPE H GLASS AO & jS6 " &/-oi AFTER KNURLING $ _э 43 t Z 64 PHYSICAL PROPERTIES YP. 2/ 4'S-JJ i T.S. 5-6- 44 f 1 EL.2 Z3l z/ Л-«/? ' I RED. 24* . 'UT(| 1 /.Z<5 >*9± BR. ZS‘ 1 • I ROCK. 1 .0633 (NO SZ) DRILL MEDIUM KNURL G008809 KNOB. REAR SIGHT WINDAGE SCREW (вЗЗОЭ E3- STEEL WD./UZ COLD DRAWN FINISH/ TOLERANCE t 01 ALLOWED ON ALL DIMEN- SIONS UNLESS OTHERWISE SPECIFIED. SUPERSEDES OLD TRACING B3303 UNDER REVISION DATE OF APRIL 15, /344 ^CALE T SPRINGFIELD ARMCRY В 6008503 В&80Э------ DORR 00 9 DRG. PERTAINS TO </ /? 4- </) A? 4 Z? .'7tF Z? Pt. гЧ.^ТГС? SHOE 30BAR.-MI3A2 \.50EMGM2ue.(FLE0 \sOBN.CMEHB.(rxa\ s/ee 015МЗУ/ \^HfU-AiUjR.A5H FE17 C55074/6 \jGBML-MI3AZ S j ~&P~/2rS C5364306 PDO *!G MI9ADUAP '^ЗОВПС-ШЗАА (TLlP [30 0NG-M/9 A & 1 t iP/LT fi А С1/ . -SI-74 \зов.м.О'Мвна1тнр} OFTSMAN CHECKER SUBMITTED.- W.ORQ £/VG ORO PERT APPROVED BY ORDER OF THE CHIEF OF ORDNANCE- I_r COi-- O*D OEFT ORDNANCE DEFT., U.S.A. supersedes вддо.
HEAT TREATMENT AND FINAL FINISH PHYSICAL PROPERTIES JUNE 1, /931 TYPE Ц FINISH, CLASS В SPEC 57-0-2. REVISIONS Y. P. T. 5. \ / / 10 5-10-48 EL 2 RED \ / II H-lS-49 BR. ROCK. SCL. / \ —r — — 1 DRG. PERTAINS TO ' 1 /к J cti ir>. л. e лл <** л. * уУ UL-, Z ,— SLIDE-C 55084-67 С550Э177 C5564096 и I .30 BM& _ 1 M I7AI (wc) .30 BMC MI9A4TFX0) MI9A4(FLtX) 1 MI9A5(FX0) । M 19AG 1 1 A ! I 1 PQ- INSCRIBE PART NO. DO NOT SECTION A-A SCALE -y- TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* — FRACTIONAL^ — ANGULAR* - оадггжмлм C.S.S. taxcie E.R.G I OC OtA#tt«A« —0^ emir о a juts мал JLlUt, 1-t.tUBtLI, АРЭЬ!У1В1»Т (g32g2 WAS 8131262 SUBMITTED^ OW DIPT., u. $. A. APPROVED BY ORDER OF THE CHIEF OFORDNANCE> OtD. DEFT.. U. S- A. ORDNANCE DEPT.. U. S. A. 0 1 2 1111H 111H I I ’ IN. 1 В 6131262 MADE AT ROCK ISLAND ARSENAL B6I3I262
HEAT TREATMENT AND FINAL FINISH TYPE IT FINISH, CLASS В 1Л о О i in w 150-002 + in in C\J 116 .125+.005 0A .194+ .002 VIEW SHOWING ALTERNATIVE METHOD OF MANUFACTURE .312+.005 .203-.001 .190-30 NS-3----- MAJOR OIA .1900 MIN PITCH DIA .I683+.0020 MINOR DIA .15Э8+.0036 .06*.01 R .06 ±.01 R .355* in in 16 .098 in .255 125 INSCRIBE PART NUMBER .250+.005 .360 .282-.004 — .272 + .005 ^-24 NF-3 J BODY, FRONT SIGHT 281+ .002 190-32 NF-3 16 R .250+.005 @44237 FINISH l2J^, OTHER SURFACES AS SPECIFIED STEEL FSX 1020 PHYSICAL PROPERTIES Y. P. T. S. ELZ RED BR. ROCK. SCL. --— —~ MARCH 10,1939 REVISIONS II 5I0-A8 DRG. PERTAINS TO R MIAA4 В 14423g| (fxo) t, (FLEX.) WAS BI44237 scale -f В 6144237 DO INSCRIBE PART NO. TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL 1.005 FRACTIONAL’ 1/54 ANGULAR’5 Сад/ т» ала нас TRAC.U LRE. LOG ОЯЛ/ТАВЛа CiwiF DAVTtaxa SUBMITTED: MK). DEFT. U. S. A APPROVED BY ORDER OF THE CHIEF OF OftDMANCE> 0». DCFT- U. $. A. ORDNANCE DEPT.. U. S. A. B6I44237
HEAT TREATMENT AND FINAL FINISH PHYSICAL PROPERTIES SEPT. 3O1 1936 REVISIONS Y. P. 7 S\0-48 T. S. BL 2 RED BR. _ ROCK. — ~~—-« — SCL — —— DRG. PERTAINS TO Рь535Э5о| I (fxo)-(flex) ПСЧ4ОЭДЧ ^OBMOJ M|3AS[FXD) D7114037, Mi9Afe P LATE'A 5160481 GRIND FLUSH TO «. S21 + .006-Г*- BLOCK-De535e34 INSCRIBE PART NO. DO NOT BLOCK. TRUNNION. ASSEMBLY (?I47O93 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* — FRACTIONAL* — ANGULAR* — APPROVED BY ORDER OF THE CHIEF г in. WAS В147093 BI6IA7O93 ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL Я NISH ТУРЕ IT FINISH, CLASS В PHYSICAL PROPERTIES FEB. 1. 1938 REVISIONS Y. P. 9 510-4S T. s. EL 2 RED. BR. ROCK SCL DRG. PERTAINS TO B6/4-72 99 BOLT-D6535408 PL ATE-A135255 51-83-1 51-84-1 INSCRIBE PART NO.^ HIGH lb GRIND FLUSH WITH 51-10-1 51-125-1 .30 BMG M lWA8(FXtf) .30 BM& MI9A4 (FXO) .30 BM« M>9AA(FLCX) .30 В MG M I7A1 (WC) .30 BMG M 19 AO DO INSCRIBE PART NO SI-IIA’I TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ±---------- FRACTIONAL ±--- ANGULAR ±--- DRAFTSMAN TRACER OA.F. O.K. LT) G DRAFTSMAN BOLT, ASSEMBLY @472 9 9 О WAS В14729Э 3 |В614729Д| CHIEF DRAFTSMAN SUBMITTED: ___________________ORD DEPT- U S. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL FINISH PHYSICAL PROPERTIES FEBRUARY 25z 1947 REVISIONS ★ POST, FRONT SIGHT ASSEMBLY- В7IGZ6IG PLUN GE R-A5I5G881 / SCREW- A51568 84 SPRING -A5IS6882 — © SCREW-A5I56883 -STAKE BODY-BGI44237 Y. P. T. S. a. .2 RED BR. ROCK. SCL. 1 510-4-b _ .. — - DRG. PERTAINS TO 5'-S3-l 5I-84-! 5'-1254 МЬ££ INSCRIBE PART NO. DO NOT STAKE WASHE R -ATI10440- © NOT REQ'D WHEN ALTERNATIVE METHOD OF MANUFACTURE OF 96144237 IS USED. ' SCRE W-A50I3258 — 5CREW-A5OI324B SIGHT, BRACKET, GROUP ASSEMBLY Q32923 ★ FINDING DIAGRAM SUPERSEDES 81132923 Wflfc 5 I0 AB I IN. В 7132Э23 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL* --------- FRACTIONAL* --- ANGULAR! --- D.ER. o.k. SUBMITTED: ORO. DEFT- U.S. APPROVED BY ORDER OF THE CHIEF ORDNANCE DEPT.. U. S. A.
HEAT TREATMENT AND FINAL FINISH SCREW- A7IGZG33 NUT-A7I6263I BLADE-A7IB£«3O POST-A7IGZ63a POSTf FRONT SIGHT f ASSEMBLY g SUPERSEDES BTiegfelS IVC/C 5-I0-4S о I IN. PHYSICAL PROPERTIES Y. P. / T. S. ELZ . / _ RED у BR. / ROCK. f SCL. MAY 16, I94C REVISIONS 2. 5I0-4-& DRG. PERTAINS TO 87132923,^.7 INSCRIBE PART NO. DO NOT TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL t— FRACTIONAL* — ANGULAR* — O.K. 6ВА/ТВЖА* CBUU^/’ CMlLP ОАА/Т&ЛАВ SUBMITTEDj^ ОЛО. DCFT. U. i. A. APPROVED BY ORDER OF THE CHIEF OF ORDNANCE:* ORD. MFT. U. S. A. ORDNANCE DEPT.. U. S. A. B7I626I6
HEAT TREATMENT AND Fl HAL FINISH HEAT TREAT SECTION A-A ID 8 + 1Л °? i i I ID о Q । о ffb о SECTION B-B PHYSICAL PROPERTIES V P T s EL 1 RED ВЯ ROCK A78-63 SCL — CG b,W’ JUNE 1,1931 REVISIONS I41 5-10-46 1 ♦ - -- » I ' C5508467 DRG. PERTAINS TO 56(31262 30BMG M 1TAI (wc) 3OBMG Ml9AA(FxD) 30 В MG M l^A4(FL€X) *O BMG ч MHA5(FXD) 30 3MG — SLIDE, FEED, BELT STEEL F 3X1335 FINISH (5506467 WAS C8467 ОСШЕ FART NO. DO NOT SCALE ?| c5508467 TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED O(G-*L (XX SUBMITTED k*ALM ОС* 1ЫЛМО
heat treatment and final finish A LEAF, ASSEMBLY-СББ45Э64. SPRING-АБО13167 PIN-ASIGZSIO-i X 2D 10 PHYSICAL MARCH IO , 19ЭЭ PROPERTIES REVISIONS V. P. 7 S-I0-4G T. s. a 10-21-48 el. a s 11-15-45 RED • BR. ROCK. SCL - DRG. PERTAINS TO 51-S3-I MtM4 (ГЖО) PLUNGER-A SO 1316 Б SPRING - ASOI3164 KNOB-B6OO6fiO9 LOCATE KNOB ANO DRILL HOLE 0626 *OOIO DA THROUGH SCREW, STAKE KNOB OVER ENOS OF PIN. PIN-A5OI37OO BUSHING-ASIS9S7O 9 SCALE-ASIS 2430 SCREW-A5OI3I67 SCREW-ASIS2429 BASE-CSS4.69G6 9 NOTE: STAKE BUSHING ASI59B7O AT ASSEMBLY 51-12Б-1 акант. REAR. GROUP. ASSEMBLY g564BO€> WAS CG49O6 О г IN. 00 NOT C| 5564906 C5564906 + FINDING DIAGRAM TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED OCClMAL ’ - FMACTICMAL 1. _ ANGULAR • M.E.B. •M<w z.c. SUBMITTED: A***CNC0 »v CMU 0* 1 Hi or ОМАМа ОЮМАМСЕ МРГЧ U. S. A.
HEAT TREATMENT AND ANAL FINISH HEAT TREAT SECTION C-C -.377 +.005 R —I—.295 .I77+.OI5 R is30' y «о as — I 1.245 .1914-004 .igiotooas from deep END OF FIRING PIN HOLE 004 MAX. PERMISSIBLE RUNOUT AT BOTTOM OF HOLE i^o'tofao' .366+005- 5<ЛУ-СГ|5' 8*0'±0*30‘ 6J4X45 .161 +.003 DIA NOTE: SEE ALTERNATIVE METHOD OF MACHINING SEAR SLOT SECTION A-A 8 Q .435 I57+.00Z 1.715 'ЗЬ**5 OO5-.OO5R SECTION D-D SCALE у Ю ОЮ-005 R SHOW LETTER'p-j^HIGH AFTER PROOF FIRING ЗЬ2в*003 1.466 3B75+001 5.74 5 5341003 275 4-004 26е-1 U.IZI4-.OO2 2*3O'±cf3O' 3.172 - 1.505-.004 SR .177+ .015 R 020 .103+.005 .499 нооз .1004 -.005 .3104.015 ZO55+.OO3O .1 IO +.OO 166 t.oo .375 DIA 3 q th г .437 4-006— tn о (X 074 -.004 42* * Z* PHYSICAL PROPERTIES TS. RED HT.T BR ROCK SCL. 8 Q a tn .0504-. .055 4- 002 .I9O+.OI5R 405 +.008 SECTION B-B SCALE 4.656 ± 003 .359+003 OR SHARP 2 !4*3O‘tCf30 6'4ХЭ01’ 4.087-DOS TO SHARP CORNER- ALONG BOTTOM OF RIB 4.530 +.006------------------- 4.756 -006 5.050 TO SHARP CORNER ALONG BOTTOM OF RIB 5.407-006 О 60 +.003 к-|.29±0Ы iiR .335 ±.004 8 Q .870-.004 .17 5 -.020 R (AT TOP OF CONE) Ю О C-47-62 in (П in Ф 0 3 — л tn 1.213 005 J77+.OI5R <Лхэо' ALTERNATIVE METHOD OF MANUFAC TORE FOR RELIEF AT REAR END OF GUIDE RIB (BOTH SIDES? ALTERNATIVE METHOD OF MANUFACTURE ALTERNATIVE METHOD OF MACHINING SEAR SLOT VIEWS SHOWING ALTERNATIVE METHOD OF MANUFACTURE FOR 35* CLEARANCE CUT BQLT -.074 -004 SECTION F-F Я 8 —.О1О R .155+004 .340 -.005 .280+.006 DIA SCALE j1 -lu-4* PERMISSIBLE DRIFT SECTION THRU FACE OF BOLT SCALE 2* |?ъ/ 5TEEL F&X434Q FINISH OTHER SURFACES,AS SPECIFIED +005 .0704.004 OIOR- 492 +006 ENLARGED VIEWS OF FACE OF BOLT SCALE f (CYLINDRICAL) INSCRIBE PART NO. FEBRUARY I, 1935 REVISIONS 37 6-10-44 WAS D354O5 SCALE y DRG. PERTAINS TO В614729Э TOLERANCE ON DIMENSIONS NOT OTHERWISE SPECIFIED DECIMAL ± О О В FRACTIONAL X l/«4 ANGULAR ± b EXAMINED. arc (жгт u«a. AF*OWt> BY 0ШХ» wrwtidO D| 6535408 ORDNANCE DEPT, U.S.A