Browning Machine Gun, Cal. .50 M3 A.C. BASIC (12.7×99mm NATO)

Browning Machine Gun, Cal. .50 M3 A.C. BASIC (12.7×99mm NATO)

Each AN/M3 unit is supplied with the following core receiver group and operating assemblies: • Receiver group with breech lock cam assembly. • Original .50 caliber aircraft barrel. • Back plate assembly. • Oil buffer assembly. • Bolt group and bolt stud. • Extractor switch. • Barrel extension with shank, locking spring, and breech. • Adjustable trigger bar with locking pin. • Cartridge stops (front and rear). • Belt holding pawls with locking pin. • Cover group assembly, including belt feed lever, slide, and pawl arm