QQ-T-390A (NOTICE 1), FEDERAL SPECIFICATION: TIN ALLOY INGOTS AND CASTINGS AND LEAD ALLOY INGOTS AND CASTINGS (ANTIFRICTION METAL) FOR BEARING APPLICATIONS (14 FEB 1991) [S/S BY ASTM-B23]

QQ-T-390A (NOTICE 1), FEDERAL SPECIFICATION: TIN ALLOY INGOTS AND CASTINGS AND LEAD ALLOY INGOTS AND CASTINGS (ANTIFRICTION METAL) FOR BEARING APPLICATIONS (14 FEB 1991) [S/S BY ASTM-B23]., QQ-T-390A, dated April 17, 1972 has been reviewed and determined to be valid for use in acquisition.