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 6150-00-485-7290
NSN 5999-01-384-9758
NSN 6650-01-203-4746
NSN 2925-01-255-6394
NSN 6130-00-264-1861
NSN 4140-00-008-4912
NSN 6685-01-563-5713
NSN 6650-01-467-7454
NSN 6220-00-248-2547
NSN 6240-01-227-4178
NSN 5925-00-229-1893
NSN 5945-01-483-1316