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 6220-01-025-1373
NSN 5990-00-605-0391
NSN 5998-01-314-8631
NSN 5960-01-328-8248
NSN 6110-00-819-4917
NSN 6135-01-059-0069
NSN 6645-01-059-7090
NSN 5975-01-517-5237
NSN 5975-01-192-0727
NSN 5985-00-342-6403
NSN 6685-00-883-2653
NSN 5920-01-659-1469