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 5925-01-167-5880
NSN 6620-00-305-8481
NSN 5945-01-432-4977
NSN 6240-01-147-5115
NSN 4140-00-455-9645
NSN 5905-01-064-1538
NSN 4140-00-930-2605
NSN 5945-01-122-8707
NSN 4140-00-247-0613
NSN 5835-00-870-7034
NSN 6620-00-226-2285
NSN 6645-01-384-0628