01-121-9835
Firing Pin
53.0mm overall length oxide surface treated
01-122-0785
Cartridge Extractor
01-122-1091
Automatic Gun Barrel
2800.0mm overall length phosphate surface treated
01-122-9538
Grenade Launcher Barrel
16.250" overall length phosphate surface treated
01-122-9540
Cartridge Extractor
Used on 1010-01-126-9063. 3.187" overall length steel, aisi 4130; 1 hole 0.218 in.dia.; 1 hole 0.390 in. dia., csk to 0.450 in. dia. by 90 deg.; heat treat to rockwell c 36-40 per mil-h-6875; phosphate coating per dod-p-16232, type m, class 2, except that weight of coating will be 11-16 grams per sq. meter; alt. material= investment casting per mil-s-22141, comp ic 4130, heat treated
01-122-9541
Cartridge Extractor
3.187" overall length
01-122-9672
Locking Insert
Material document chromate surface treated
01-122-9675
Firing Pin
3.712" overall length once this item is unserviceable, procure: new firing pin, part p/n 12997554, nsn 1010-491-8631,
01-122-9677
Sear
1.333" overall length 0.622" overall width once this item is unserviceable, procure: new firing pin, p/n 12997554, nsn 1010-491-8631, chromium surface treated
01-122-9678
Sear
5.937" overall length 1.058" overall width chromium surface treated
01-122-9679
Sight Aperture
Adjustable
01-122-9680
Grenade Launcher Sight
Used on m203 40mm grenade launcher.
01-123-6079
Small Arms Safety
Used on 1010-01-126-9063. 1.843" overall length qalternate material is investment casting per mil-s-22141, comp ic 1020, inspect casting per mil-c-6021, class 3, grade b; phosphate coated per dod-p-16232, type m, class 2, except weight will be 11-16 grams per square meter
01-126-9063
Grenade Machine Gun
Used on machine gun,40mm grenade (mk 19).
01-133-6989
Rear Sight Base
01-134-2651
Flash Suppressor
5.500" overall length
01-137-7701
Ammunition Chute
01-138-4810
Recoil Mechanism Buffer
01-138-4812
Recoil Mechanism Buffer
Used on 1010-01-126-9063.
01-139-3488
Tripod Mount Leg Section
01-145-9006
Grenade Launcher
01-151-6227
Mortar Elevating Mechanism
Used on 1010-01-179-7616.
01-151-6277
Gun Mount Cover
01-154-1348
Gun Mount Cover
With barrel
01-154-1936
Cleaning Artillery Staff
5348.0mm overall length
01-158-1195
Breechblock Cocking Lever
01-165-4947
Loader-rammer Lever
01-166-9599
Electrical Rotating Equ End Bell
01-167-6864
Ammunition Chute
W/one top cover
01-169-0445
Electrical Rotating Equ End Bell
01-169-8632
Cartridge Receiver
Receiver lightweight
01-179-7615
Gun Mount
Used on 1010-01-179-7616.
01-179-7616
Gun Mount
Used on 1010-01-179-7616. consists of carriage
01-179-7617
Gun Mount
Used on 1010-01-179-7616.
01-180-9319
Gun Mount
Used on 1010-01-179-7616.
01-182-3711
Gun Mounting Aircraft Adapter
01-187-9531
Sediment Bowl
01-213-7975
Gun Mount Cover
01-216-7078
Traveling Cannon Lock
01-227-7090
Sear
1.175" overall length 0.745" overall width cadmium surface treated
01-238-0569
Cushioning Pad
01-238-2970
Trigger
5.812" overall length trigger plain
01-246-9930
Cannon Tube
7.130" overall length chromium surface treated
01-247-7917
Gun Mount Pedestal Brace
