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 6620-00-348-4645
NSN 6220-01-069-7466
NSN 5935-01-145-1464
NSN 6105-01-160-7719
NSN 5930-01-462-2355
NSN 6610-01-048-2870
NSN 5945-01-573-6488
NSN 6240-01-503-4550
NSN 6150-00-644-8745
NSN 4140-00-078-9357
NSN 6110-00-933-0904
NSN 5930-01-268-1867