MS9572D, MILITARY STANDARD: SCREW, MACHINE-DOUBLE HEXAGON EXTENDED WASHER HEAD, DRILLED, PD SHANK, SILVER PLATED, .138-40 UNJF-3A (30 SEP 1989) [SUPERSEDED BY SAE-AS9572].
MS9572D, MILITARY STANDARD: SCREW, MACHINE-DOUBLE HEXAGON EXTENDED WASHER HEAD, DRILLED, PD SHANK, SILVER PLATED, .138-40 UNJF-3A (30 SEP 1989) [SUPERSEDED BY SAE-AS9572].