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 5855-01-130-1501
NSN 6645-00-572-2535
NSN 5915-01-599-4159
NSN 5925-00-735-9379
NSN 5975-01-602-7830
NSN 6130-01-458-1088
NSN 5965-01-453-1108
NSN 5999-00-906-4683
NSN 7035-01-213-5590
NSN 6610-01-213-3024
NSN 5855-01-537-1162
NSN 5910-00-608-5796