MS9803 (NOTICE 1), MILITARY STANDARD: SCREW, MACHINE-HEXAGON HEAD, PD SHANK, AMS 5643, 0.138-40 UNJF-3A (15 FEB 1991) [NO SUPERSEDING DOCUMENT].
MS9803 (NOTICE 1), MILITARY STANDARD: SCREW, MACHINE-HEXAGON HEAD, PD SHANK, AMS 5643, 0.138-40 UNJF-3A (15 FEB 1991) [NO SUPERSEDING DOCUMENT].