WW-T-775B (NOTICE 1), FEDERAL SPECIFICATION: TUBE, COPPER; SEAMLESS (FOR AIR CONDITIONING AND REFRIGERATION) (31 DEC 1979) [S/S BY ASTM-B280]

WW-T-775B (NOTICE 1), FEDERAL SPECIFICATION: TUBE, COPPER; SEAMLESS (FOR AIR CONDITIONING AND REFRIGERATION) (31 DEC 1979) [S/S BY ASTM-B280]., Federal Specification WW-T-775B, dated March 15, 1976, is hereby canceled. ASTM Standard B280 may be used in lieu of this specification.