FF-T-791B, FEDERAL SPECIFICATION: TURNBUCKLE (2 MAY 1967) [S/S BY ASTM-F1145]
FF-T-791B, FEDERAL SPECIFICATION: TURNBUCKLE (2 MAY 1967) [S/S BY ASTM-F1145]., This specification covers swaged welded, cast or forged turnbuckles with and without jam nuts.