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 5920-01-176-1413
NSN 6610-01-202-7404
NSN 5945-01-495-0090
NSN 6105-00-628-3907
NSN 5996-00-931-7378
NSN 6685-01-225-6457
NSN 5965-00-933-7020
NSN 6610-01-406-4985
NSN 6650-01-449-2334
NSN 5925-01-484-0433
NSN 6135-01-436-7733
NSN 5895-00-437-4002