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 5998-00-690-9973
NSN 5910-00-270-6010
NSN 6110-01-104-4777
NSN 6650-01-303-7964
NSN 5925-01-526-5109
NSN 5975-00-050-3729
NSN 2925-01-442-7812
NSN 6220-01-571-8879
NSN 6650-01-218-4742
NSN 6320-01-631-7828
NSN 5945-00-543-3231
NSN 5999-00-289-1472