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 5905-00-225-8402
NSN 6105-00-768-5369
NSN 6620-00-905-6590
NSN 5975-00-135-7892
NSN 6650-01-083-6671
NSN 6150-01-504-6127
NSN 6650-01-057-1190
NSN 5985-01-480-3640
NSN 5998-00-969-4793
NSN 5915-01-278-0678
NSN 7035-01-432-2424
NSN 5935-01-421-4158