MS9212 (NOTICE 1), MILITARY STANDARD: BOLT, MACHINE-STEEL AMS 6304, DIFFUSED NICKEL-CADIUM PLATED, DOUBLE HEXAGON EXTENDED WASHER HEAD, .4375-20 UNJF-3A (29 DEC 1999) [SUPERSEDED BY SAE-AS9212].
MS9212 (NOTICE 1), MILITARY STANDARD: BOLT, MACHINE-STEEL AMS 6304, DIFFUSED NICKEL-CADIUM PLATED, DOUBLE HEXAGON EXTENDED WASHER HEAD, .4375-20 UNJF-3A (29 DEC 1999) [SUPERSEDED BY SAE-AS9212].