QQ-B-637 A - QQ-B-637A, FEDERAL SPECIFICATION: BRASS, NAVAL: ROD, WIRE, SHAPES, FORGINGS, AND FLAT PRODUCTS WITH FINISHED EDGES (BAR, FLAT WIRE, AND STRIP) (14-MAR-1967) [SUPERSEDES QQ-B-636 & QQ-N-35] [S/S BY ASTM-B21, ASTM-B21M, ASTM-B124 & ASTM-B283]