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 5998-01-098-0525
NSN 5905-01-651-5060
NSN 7035-01-410-9197
NSN 6105-00-635-9809
NSN 5999-00-632-9397
NSN 6150-01-147-3590
NSN 5935-01-175-7420
NSN 6130-01-623-2924
NSN 6685-01-007-4222
NSN 5996-01-147-6054
NSN 6150-00-275-1936
NSN 6620-00-193-0518