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 5960-00-701-4090
NSN 5945-01-258-0625
NSN 6610-00-515-6462
NSN 6130-01-261-7999
NSN 6110-00-253-9523
NSN 5998-00-171-8941
NSN 6130-01-378-1343
NSN 5920-00-014-5004
NSN 5965-00-902-6673
NSN 4140-01-094-6836
NSN 5996-00-071-8966
NSN 5945-01-502-7266