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 5990-01-416-0362
NSN 5960-01-154-3719
NSN 6320-01-314-8017
NSN 6620-01-172-5497
NSN 6645-01-315-9238
NSN 5935-01-123-3736
NSN 6240-01-064-9727
NSN 4140-01-377-5828
NSN 6645-01-564-7129
NSN 2925-01-362-2515
NSN 5945-00-866-2831
NSN 6135-01-417-6539