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 5920-01-142-7554
NSN 6320-00-225-7013
NSN 5950-00-539-1081
NSN 5990-01-474-3477
NSN 6110-01-423-0739
NSN 5905-01-288-0715
NSN 7035-00-392-5417
NSN 6220-01-406-5351
NSN 4140-01-346-3948
NSN 6105-00-707-7498
NSN 5925-01-144-9404
NSN 4140-01-382-3864