MS90728G, MILITARY STANDARD SCREW, CAP, HEXAGON HEAD (FINISH HEXAGON BOLT), ALLOY STEEL, GRADE 8, ZINC COATED PLAIN AND SELF-LOCKING, UNC-2A (4 NOV 1988) [S/S BY ANSI-B18.2.1]

MS90728G, MILITARY STANDARD SCREW, CAP, HEXAGON HEAD (FINISH HEXAGON BOLT), ALLOY STEEL, GRADE 8, ZINC COATED PLAIN AND SELF-LOCKING, UNC-2A (4 NOV 1988) [S/S BY ANSI-B18.2.1].