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 5930-00-879-0100
NSN 6150-00-188-9869
NSN 6220-00-807-3432
NSN 5999-01-095-6259
NSN 5950-00-909-2698
NSN 5855-01-020-7982
NSN 4140-00-258-3612
NSN 6320-01-271-0247
NSN 6610-00-756-6155
NSN 5920-01-471-7771
NSN 5950-01-403-2852
NSN 5998-00-127-7663