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 6240-01-341-4893
NSN 5920-01-469-7072
NSN 7035-01-413-2018
NSN 5910-01-252-8303
NSN 6620-01-406-6840
NSN 5935-01-354-2544
NSN 6130-00-023-8701
NSN 5975-01-060-0535
NSN 5960-01-538-2082
NSN 5910-01-306-5250
NSN 6685-01-262-2397
NSN 6130-01-245-9226