WW-V-160B, FEDERAL SPECIFICATION, VALVES, RADIATOR, HEATING (PACKED AND PACKLESS) (18 AUG 1983)

WW-V-160B, FEDERAL SPECIFICATION, VALVES, RADIATOR, HEATING (PACKED AND PACKLESS) (18 AUG 1983)., This specification covers shutoff valves for use on the inlet connections of radiators and convectors in steam and hot water heating systems.