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 5855-01-162-5251
NSN 5915-01-324-9829
NSN 5950-01-196-2095
NSN 5855-01-400-1590
NSN 5999-01-499-1369
NSN 5985-01-399-2231
NSN 5999-01-451-4134
NSN 5895-01-444-3921
NSN 5945-00-100-1261
NSN 5985-00-654-9744
NSN 5999-01-250-2623
NSN 5855-00-548-4742