MS9559E (NOTICE 1), MILITARY STANDARD: BOLT, MACHINE-DOUBLE HEXAGON, EXTENDED WASHER HEAD, CORROSION AND HEAT RESISTANT STEEL, .375-24 UNJF-3A (15 OCT 1999) [SUPERSEDED BY SAE-AS9559].
MS9559E (NOTICE 1), MILITARY STANDARD: BOLT, MACHINE-DOUBLE HEXAGON, EXTENDED WASHER HEAD, CORROSION AND HEAT RESISTANT STEEL, .375-24 UNJF-3A (15 OCT 1999) [SUPERSEDED BY SAE-AS9559].