MS9570C, MILITARY STANDARD: BOLT, MACHINE - DOUBLE HEXAGON EXTENDED WASHER HEAD, DRILLED, PD SHANK, AMS5731, .500-20 UNJF-3A (27 JUN 1984) [NO SUPERSEDED DOCUMENT].
MS9570C, MILITARY STANDARD: BOLT, MACHINE - DOUBLE HEXAGON EXTENDED WASHER HEAD, DRILLED, PD SHANK, AMS5731, .500-20 UNJF-3A (27 JUN 1984) [NO SUPERSEDED DOCUMENT].