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USRIFLECAL30M1.com M1 Garand Components Listing by Manufacturer

* All dates and serial numbers are approximate *

USRIFLECAL30M1.COM M1 Garand Components List
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WRAAperatureB8868-1Type 1December/1940 to January/1945100101 - 2540999Parkerized stamped steel. May have punch mark on bottom surface. 60 degree crosshatch pattern on face. No tracks on either side of gear.
WRAAperatureB8868-1Type 2January/1945 to June/19451600000 - 1640000WIN13 series. Same as Type 1 with exception to tracks cut on either side of teeth.
WRABarrelD35448W.R.A.N/ADecember/1940 to May/1942100101 - 165500Markings on top right. No date of manufacture present.
WRABarrelD35448W.R.A.N/AMay/1942 to June/1945165501 - 2540999Markings on top left. No date of manufacture present.
WRABoltD28287-1W.R.A.N/AJune/1941 to June/1945110001 - 2540999Extractor post hole and hole on bottom of bolt.
WRABoltD28287-1WRAN/ADecember/1940 to June/1941100101 - 110000Extractor post hole only. No hole in bottom of bolt.
WRABullet GuideB887Type 2AJune/1942 to January/19451204192 - 2540999Forged and milled. Wide slot. Marked "CM".
WRABullet GuideB8875Type 1ADecember/1940 to May/1942100101 - 1030000Forged and milled. Narrow slot. Marked "BB8875W.R.A."
WRABullet GuideB8875Type 2BJune/1942 to January/19451204192 - 2533000Forged and milled. Wide slot. Marked "A".
WRABullet GuideB8875Type 2CJune/1942 to January/19451204192 - 2533000Forged and milled. Wide slot. Punch marked.
WRABullet GuideB8875Type 2DJanuary/1945 to June/19451600000 - 1640000Forged and milled. Wide slot. Marked "8" or unmarked. WIN-13.
WRABullet GuideB8875Type1BMay/1942 to June/19421030001 - 1065000Forged and milled. Narrow slot. Punch marked.
WRAButtplate AssemblyC41012Type 1December/1940 to April/1942100101 - 160000No cap, 4 checks in top row
WRAButtplate AssemblyC64283Type 2April/1942 to June/1945160001 - 2540999May be marked inside "2S". Cap, 12.5 squares in vertical row intersecting screw hole.
WRAClip EjectorC46018N/ADecember/1940 to June/1945100101 - 2540999Early were blued, late were parkerized.
WRAClip LatchC46011Type 1BDecember/1940 to June/1945100001 - 1640000Rounded front end, unmarked, punch mark
WRAClip LatchC46011Type 1CJanuary/1943 to June/19451280000 - 2540999Rounded front end, many but not all marked "CM"
WRAClip LatchC46011Type 1DMay/1943 to June/19451333683 - 2540999Rounded front end, many but not all marked "A" on outside
WRAClip Latch PinN/AN/ADecember/1940 to June/1945100101 - 25409993.280 inches long,head is 0.155 inches in diameter and 0.065 inches high. Opposite end slightly rounded. Body of pin is 0.119 inches in diameter.
WRAClip Latch SpringN/AN/ADecember/1940 to June/1945100101 - 25409990.03 inch steel wire, 5 coils, outside diameter 0.26 inch. White finish is original, Parkerized indicates refinishing.
WRAElevating PinionN/AType 1December/1940 to January/1943100101 - 1280000Short with 6-40NF thread, with flush nut. Early examples (to circa 46,000-47,00) were marked inside with the part number.
WRAElevating PinionN/AType 3January/1943 to June/19451280000 - 2540999Long with 8-36 NF thread, with locking bar.
WRAElevation KnobN/AType 1ADecember/1940 to June/1945100101 - 1240000Checkered rim, early closed arrowheads. Later open arrowheads more common.
WRAElevation KnobN/AType 1CSeptember/1942 to June/19451240001 - 2540999Knurled rim, open arrowheads
WRAExtractorN/AN/ADecember/1940 to June/1945100101 - 2540000Blued throughout production. Punch marked.
WRAExtractor Spring and PlungerB8886N/ADecember/1940 to June/1945100101 - 2540999Early may be blued.
WRAFiring PinB8879Type 1November/1940 to May/1942100101 - 1200000Round cross section. May have rougher finish and punch mark.
WRAFiring PinB8879Type 2May/1942 to June/19451200001 - 2540999Half round cross section. May have rougher finish and punch mark.
WRAFollower and SlideN/AType 1DDecember/1940 to November/1943100101 - 2340000Marked with "CM", not all are marked.
WRAFollower and SlideN/AType 2ANovember/1943 to December/19442340001 - 2533000Punch marked, not all are marked.
WRAFollower and SlideN/AType 2CNovember/1943 to December/19442340001 - 2533000Marked with "11", may be punch marked.
WRAFollower and SlideN/AType 2EJanuary/1945 to June/19451600000 - 1640000Marked with "13", may be punch marked.
WRAFollower ArmB8869Type 1December/1940 to January/1941100101 - 100501Unmarked. Single triangular bevel on right side.
WRAFollower ArmB8869Type 3February/1941 to June/1945100502 - 2540999Unmarked. Single shallow bevel on left side above pin hole. Follower arm lugs were rounded. Might show rough machining, punch mark and/or "6,8,or 9" to indicate drop forge number.
WRAFollower Arm PinA13667Type 2December/1940 to June/1945100101 - 25409990.15 in rebate at end, 0.07 in at top.
WRAFollower RodC46014Type 1BDecember/1940 to March/1941100101 - 102000No drawing number on rod. Short fork. 14 vertical knurls, round behind shoulder. Used with compensating spring.
WRAFollower RodC64331Type 3AMarch/1941 to August/1941102001 - 120000Forged, one piece. Flat profile, 14 vertical knurls. Short fork. Drawing # not marked.
WRAFollower RodC64331Type 3BAugust/1941 to December/1944102001 - 2533060Forged, one piece. Flat profile, 14 vertical knurls. Short fork, marked "CM". Bevels on sides of lower fork prong. WAS NOT USED BETWEEN SERIAL #s 1600001 to 1640000 (WIN-13).
WRAFollower RodC64331Type 3CAugust/1941 to December/1944120001 - 2533060Forged, one piece. Flat profile, 14 vertical knurls. Short fork, marked "A". Bevels on sides of lower fork prong. WAS NOT USED BETWEEN SERIAL #s 1600001 to 1640000 (WIN-13).
WRAFollower RodC64331Type 3DDecember/1944 to January/19452533001 - 2534232Forged, one piece. Flat profile, 14 vertical knurls. Short fork, punch marked. WAS NOT USED BETWEEN SERIAL #s 1600001 to 1640000 (WIN-13).
WRAFollower RodC64331Type 5January/1945 to June/19451600001 - 1640000WIN-13. Stamped sheet metal. Long fork plate riveted. No marking. Grooves/knurls eliminated. Punch marked or stamped with "A".
WRAFront Hand GuardC64245N/ADecember/1940 to June/1945100101 - 2540999 
WRAFront SiteB147427Type 3BDecember/1940 to June/1945100101 - 25409990.812 inches wide at blades. Punch marked.
WRAFront Site ScrewN/AType 2December/1940 to June/1945100101 - 1300000Rebated Allen socket head, used with seal.
WRAFront Site ScrewN/AType 3March/1943 to June/19451300001 - 2540999Non-rebated head. Head may be smooth or knurled.
WRAGas CylinderD35449Type 2BOctober/1941 to December/1943125001 - 2350000.50 inch front sight base, no flat top on rear ring, unmarked. Not for WIN-13 (1,6XX,XXX - 1,64X,XXX).
WRAGas CylinderD35449Type 2CDecember/1943 to June/19452350001 - 2540999.575-.580 inch front sight base, no flat top on rear ring, unmarked. Includes WIN-13 (1,6XX,XXX - 1,64X,XXX).
WRAGas CylinderD35449W.R.A.Type 2ADecember/1940 to October/1941100101 - 125000.50 inch front sight base, no flat top on rear ring, marked "D35449W.R.A." on right side of rear ring.
WRAGas Cylinder LockB147426Type 1December/1940 to June/1945100001 - 2540999Front face chamfered,no hump, unmarked. 1.225 - 1.335 inches high. may be punch marked and have machining marks on face.
WRAGas Cylinder Lock Screw(Plug)B147428Type 1December/1940 to January/1945100001 - 2540999Single slot, no poppet valve. May be punch marked or have machining marks on face.


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