MS9739, MILITARY STANDARD: SCREW, MACHINE - DOUBLE HEXAGON EXTENDED WASHER HEAD, DRILLED, PD SHANK, CRES AMS 5643, 0.138-40 UNJF-3A (03 MAR 1969) [NO SUPERSEDING DOCUMENT].
MS9739, MILITARY STANDARD: SCREW, MACHINE - DOUBLE HEXAGON EXTENDED WASHER HEAD, DRILLED, PD SHANK, CRES AMS 5643, 0.138-40 UNJF-3A (03 MAR 1969) [NO SUPERSEDING DOCUMENT].