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 5915-01-645-1687
NSN 6240-01-025-5847
NSN 6150-00-558-2629
NSN 5990-01-312-2638
NSN 6135-00-271-0407
NSN 6645-01-242-9240
NSN 5930-00-480-3958
NSN 6150-00-411-7819
NSN 6650-00-684-3060
NSN 6130-01-473-9256
NSN 6110-01-473-3227
NSN 5905-01-022-5439