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 5895-00-923-9531
NSN 5905-00-457-1281
NSN 5998-01-608-3583
NSN 5945-00-362-0188
NSN 6105-00-226-1828
NSN 7035-00-104-7613
NSN 5945-00-998-7805
NSN 5935-01-396-6220
NSN 5996-00-172-7553
NSN 5920-01-272-6234
NSN 5920-01-041-5378
NSN 5920-00-492-5516