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 6645-01-190-4297
NSN 6110-01-025-9773
NSN 7035-00-946-2642
NSN 6685-01-313-4499
NSN 5996-01-597-4912
NSN 5915-00-587-2521
NSN 6130-01-518-2498
NSN 6130-01-437-7729
NSN 6150-01-178-9635
NSN 5935-01-196-6014
NSN 6145-01-634-0388
NSN 5920-01-025-8858