MS90727F (NOTICE 1), MILITARY STANDARD: SCREW, CAP, HEXAGON HEAD (FINISHED HEXAGON BOLT), ALLOY STEEL, GRADE 8, ZINC COATED UNF-2A, PLAIN AND SELF-LOCKING (02 APR 1991) [SUPERSEDED BY ANSI-B18.2.1].
MS90727F (NOTICE 1), MILITARY STANDARD: SCREW, CAP, HEXAGON HEAD (FINISHED HEXAGON BOLT), ALLOY STEEL, GRADE 8, ZINC COATED UNF-2A, PLAIN AND SELF-LOCKING (02 APR 1991) [SUPERSEDED BY ANSI-B18.2.1].