MS9937, MILITARY STANDARD: BOLT, MACHINE - DOUBLE HEXAGON EXTENDED WASHER HEAD, FULL SHANK, STEEL AMS 6322, CADMIUM PLATED, .500-20 UNJF-3A (30 DEC 1970) [NO SUPERSEDING DOCUMENT].
MS9937, MILITARY STANDARD: BOLT, MACHINE - DOUBLE HEXAGON EXTENDED WASHER HEAD, FULL SHANK, STEEL AMS 6322, CADMIUM PLATED, .500-20 UNJF-3A (30 DEC 1970) [NO SUPERSEDING DOCUMENT].