MS9928, MILITARY STANDARD: BOLT, MACHINE - DOUBLE HEXAGON EXTENDED WASHER HEAD, DRILLED, PD SHANK, STEEL AMS 6322, CADMIUM PLATED, .500-20 UNJF-3A (15 AUG 1969) [SUPERSEDED BY SAE-AS9928].
MS9928, MILITARY STANDARD: BOLT, MACHINE - DOUBLE HEXAGON EXTENDED WASHER HEAD, DRILLED, PD SHANK, STEEL AMS 6322, CADMIUM PLATED, .500-20 UNJF-3A (15 AUG 1969) [SUPERSEDED BY SAE-AS9928].