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 5985-01-534-3420
NSN 5945-01-485-5471
NSN 6320-00-731-6134
NSN 5835-00-378-1429
NSN 5925-01-537-0180
NSN 5915-01-194-5540
NSN 5960-01-014-8073
NSN 5990-00-845-2864
NSN 7035-01-057-6325
NSN 6150-00-233-6356
NSN 6105-01-536-4066
NSN 2925-01-533-7904