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 2925-01-372-9455
NSN 5935-00-116-9638
NSN 5930-01-196-9081
NSN 5855-00-327-2112
NSN 6220-00-815-5071
NSN 6150-01-398-1138
NSN 5950-01-580-4658
NSN 6645-00-106-0140
NSN 6220-01-631-0018
NSN 5935-01-314-1276
NSN 6150-01-147-4604
NSN 6620-01-223-9025