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 5855-01-325-3380
NSN 6240-01-474-5446
NSN 6130-00-647-8471
NSN 5975-00-427-5861
NSN 5920-00-276-8657
NSN 5985-00-186-2927
NSN 6320-00-070-4544
NSN 5925-01-625-9953
NSN 5965-01-326-0606
NSN 4140-01-651-2024
NSN 7035-00-275-5604
NSN 5925-01-473-0807