MS9890 (NOTICE 2), MILITARY STANDARD: BOLT, MACHINE - DOUBLE HEXAGON EXTENDED WASHER HEAD, AMS 5616, .500-20 UNJF-3A (23 SEP 1998) [SUPERSEDED BY SAE-AS9890].
MS9890 (NOTICE 2), MILITARY STANDARD: BOLT, MACHINE - DOUBLE HEXAGON EXTENDED WASHER HEAD, AMS 5616, .500-20 UNJF-3A (23 SEP 1998) [SUPERSEDED BY SAE-AS9890].