MS9564A (NOTICE 1), MILITARY STANDARD: SCREW, MACHINE - DOUBLE HEXAGON EXTENDED WASHER HEAD, DRILLED, AMS 5731, .164-36 UNJF-3A (31 AUG 2000) [SUPERSE

MS9564A (NOTICE 1), MILITARY STANDARD: SCREW, MACHINE - DOUBLE HEXAGON EXTENDED WASHER HEAD, DRILLED, AMS 5731, .164-36 UNJF-3A (31 AUG 2000) [SUPERSEDED BY SAE-AS9564].