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 6135-01-437-9178
NSN 5960-01-103-5476
NSN 5905-01-345-1798
NSN 5965-01-464-3372
NSN 5895-01-400-4153
NSN 5895-00-141-0287
NSN 6685-01-165-6175
NSN 5935-00-998-9269
NSN 5945-01-398-3201
NSN 6240-00-228-1931
NSN 5925-01-399-4007
NSN 5930-01-605-7430