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 5950-01-082-0239
NSN 7035-01-150-6303
NSN 5910-00-960-7355
NSN 5950-01-039-3599
NSN 6685-00-269-6444
NSN 6220-00-199-9401
NSN 6620-01-461-2387
NSN 5915-01-032-3004
NSN 6110-01-625-4933
NSN 5835-01-426-6573
NSN 7035-01-066-8308
NSN 6220-01-231-9813