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 5910-01-577-3760
NSN 6610-00-553-5103
NSN 6220-01-515-1747
NSN 6135-01-621-9307
NSN 2925-01-285-7163
NSN 6610-01-141-7014
NSN 5960-01-264-2087
NSN 6150-00-177-8328
NSN 5835-00-834-1286
NSN 5915-01-442-9231
NSN 5835-00-222-3956
NSN 6240-01-479-5239