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 5965-01-310-0634
NSN 5975-00-553-7151
NSN 5975-01-043-3084
NSN 6220-00-361-8338
NSN 5960-01-420-4744
NSN 6150-01-541-0607
NSN 5945-01-550-4051
NSN 5990-01-230-6301
NSN 5910-00-553-6941
NSN 6130-01-283-5764
NSN 6150-01-660-4969
NSN 6220-01-221-2705