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 5945-01-471-2843
NSN 5920-00-258-6822
NSN 5945-01-246-0754
NSN 5985-00-393-4694
NSN 5915-00-708-1518
NSN 5990-01-532-6113
NSN 6650-01-025-7425
NSN 6240-00-897-1209
NSN 5910-01-567-3924
NSN 6150-01-476-7430
NSN 5920-00-196-3631
NSN 2925-01-459-8093