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 6320-01-329-8380
NSN 6135-01-322-4655
NSN 5905-00-196-5187
NSN 5999-01-547-2313
NSN 6320-01-132-2746
NSN 5935-01-215-1910
NSN 5835-01-462-5983
NSN 5985-00-947-1284
NSN 5965-01-399-8454
NSN 5965-00-368-8204
NSN 6130-01-207-0153
NSN 6220-01-609-9836