A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.
Classification: Safety or relief valves
NSN 6320-00-070-4544
NSN 5935-01-017-8265
NSN 6145-01-310-1649
NSN 5999-01-507-9308
NSN 5855-01-513-9601
NSN 5945-00-734-7263
NSN 5985-01-355-8177
NSN 6240-00-421-5368
NSN 4140-00-073-4475
NSN 6240-01-493-6956
NSN 5985-01-024-8403
NSN 5905-01-382-3275