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 6150-01-449-1217
NSN 5925-00-251-2036
NSN 5915-01-335-1947
NSN 5960-01-241-1844
NSN 5998-01-581-8459
NSN 5855-00-951-6483
NSN 6110-00-823-2365
NSN 5985-01-090-4196
NSN 5996-00-229-7037
NSN 6220-00-963-0309
NSN 6320-00-831-2227
NSN 5990-01-124-9063