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 5855-01-145-8973
NSN 6110-01-220-9352
NSN 6220-00-264-8250
NSN 6645-00-230-4396
NSN 6105-00-359-9243
NSN 5950-01-106-2417
NSN 5998-01-297-7746
NSN 6650-01-226-4819
NSN 5950-01-437-6045
NSN 6645-01-243-0468
NSN 5915-00-203-5890
NSN 5945-01-580-0107