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 5925-00-629-1974
NSN 5905-01-399-7478
NSN 6240-01-123-4998
NSN 6685-00-451-6941
NSN 6105-01-388-7095
NSN 5965-01-269-4338
NSN 5905-01-554-6359
NSN 6150-00-390-3422
NSN 6110-01-248-3701
NSN 5905-00-071-7692
NSN 6150-01-465-2036
NSN 6610-00-667-6832