MS9523A, MILITARY STANDARD: BOLT, MACHINE, HEXAGON HEAD, STEEL, CADMIUM PLATED, .500-20 UNJF-3A (22 MAY 1986) [SUPERSEDED BY SAE-AS9523].
MS9523A, MILITARY STANDARD: BOLT, MACHINE, HEXAGON HEAD, STEEL, CADMIUM PLATED, .500-20 UNJF-3A (22 MAY 1986) [SUPERSEDED BY SAE-AS9523].