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 6130-01-022-4025
NSN 5998-01-640-6468
NSN 5975-01-536-5836
NSN 6145-01-589-7530
NSN 5855-01-432-2487
NSN 6220-01-020-8703
NSN 6320-01-290-0514
NSN 5920-01-646-0543
NSN 5965-00-458-7321
NSN 6240-01-424-0746
NSN 5935-01-005-9701
NSN 5930-01-517-6452