MS9038C, MILITARY STANDARD: BOLT-MACHINE, 12 POINT HEAD HEAT RESISTANT STEEL, .500-20 NS (21 OCT 1991) [NO SUPERSEDING DOCUMENT].
MS9038C, MILITARY STANDARD: BOLT-MACHINE, 12 POINT HEAD HEAT RESISTANT STEEL, .500-20 NS (21 OCT 1991) [NO SUPERSEDING DOCUMENT].