MS9809B, MILITARY STANDARD: BOLT, MACHINE - HEXAGON HEAD, PD SHANK, AMS 5643, .4375-20 UNJF-3A (31 OCT 1984) [NO SUPERSEDING DOCUMENT].
MS9809B, MILITARY STANDARD: BOLT, MACHINE - HEXAGON HEAD, PD SHANK, AMS 5643, .4375-20 UNJF-3A (31 OCT 1984) [NO SUPERSEDING DOCUMENT].