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 5835-01-391-4556
NSN 6620-00-030-7759
NSN 6685-00-860-2232
NSN 5965-00-945-3454
NSN 5975-01-492-8362
NSN 6220-01-273-2015
NSN 6650-01-249-0793
NSN 6320-01-513-9166
NSN 7035-00-312-3055
NSN 5999-01-147-9932
NSN 5920-00-555-1877
NSN 6135-01-255-9129