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 6105-00-758-4190
NSN 5925-01-157-5501
NSN 5990-01-105-5336
NSN 5925-01-452-3858
NSN 6240-00-248-6517
NSN 6150-01-281-3067
NSN 5895-00-906-0453
NSN 7035-01-605-3375
NSN 6130-01-274-5852
NSN 6650-01-592-4057
NSN 6240-00-201-9011
NSN 6110-01-408-0403