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 6105-01-055-5049
NSN 6610-01-545-0766
NSN 6110-01-350-0912
NSN 5935-01-458-1060
NSN 6150-01-353-1555
NSN 5985-00-189-0953
NSN 6110-01-476-6463
NSN 5920-01-534-1159
NSN 5985-01-344-2967
NSN 5910-01-462-7580
NSN 6650-01-395-5991
NSN 4140-00-097-0167