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 5835-01-253-8092
NSN 6150-00-302-1448
NSN 5996-00-237-5780
NSN 5925-00-253-5137
NSN 5999-00-614-9486
NSN 5915-01-561-8253
NSN 5925-00-171-0307
NSN 2925-00-275-1807
NSN 5950-01-016-5984
NSN 5975-00-957-6999
NSN 5835-01-314-2781
NSN 6110-01-422-0873