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 6320-01-556-2011
NSN 5925-00-909-2383
NSN 5999-00-657-4747
NSN 5975-00-678-5958
NSN 5930-01-192-9915
NSN 5960-01-358-9733
NSN 6240-01-292-7858
NSN 5835-01-013-9321
NSN 6610-01-435-5425
NSN 5930-01-407-4070
NSN 5855-01-244-4978
NSN 4140-01-385-9728