MIL-T-16420K (AMENDMENT 1), MILITARY SPECIFICATION: TUBE, COPPER-NICKEL ALLOY, SEAMLESS AND WELDED (COPPER ALLOY NUMBERS 715 AND 706) (16 SEP 1988)
MIL-T-16420K (AMENDMENT 1), MILITARY SPECIFICATION: TUBE, COPPER-NICKEL ALLOY, SEAMLESS AND WELDED (COPPER ALLOY NUMBERS 715 AND 706) (16 SEP 1988).