MS9571A, MILITARY STANDARD: BOLT, MACHINE-DOUBLE HEXAGON EXTENDED WASHER HEAD, DRILLED, PD SHANK, AMS 5731, .5625-18 UNJF-3A (17 NOV 1969) [NO SUPERSEDING DOCUMENT].
MS9571A, MILITARY STANDARD: BOLT, MACHINE-DOUBLE HEXAGON EXTENDED WASHER HEAD, DRILLED, PD SHANK, AMS 5731, .5625-18 UNJF-3A (17 NOV 1969) [NO SUPERSEDING DOCUMENT].