QQ-N-288 (NOTICE 1), FEDERAL SPECIFICATION: NICKEL-COPPER ALLOY AND NICKEL-COPPER-SILICON ALLOY CASTINGS (21 JAN 1981) [S/S BY ASTM-A494 AND MIL-C-24723]
QQ-N-288 (NOTICE 1), FEDERAL SPECIFICATION: NICKEL-COPPER ALLOY AND NICKEL-COPPER-SILICON ALLOY CASTINGS (21 JAN 1981) [S/S BY ASTM-A494 AND MIL-C-24723].