MS9501A, MILITARY STANDARD: BOLT, MACHINED - HEXAGON HEAD, DRILLED, 1 HOLE, FULL SHANK, AMS 5731, .250-28 UNJF-3A (17 NOV 1969) [SUPERSEDED BY SAE-AS9501].
MS9501A, MILITARY STANDARD: BOLT, MACHINED - HEXAGON HEAD, DRILLED, 1 HOLE, FULL SHANK, AMS 5731, .250-28 UNJF-3A (17 NOV 1969) [SUPERSEDED BY SAE-AS9501].