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 5915-01-152-1907
NSN 6610-00-119-7819
NSN 5905-01-535-8083
NSN 6150-01-192-5580
NSN 6150-00-225-2279
NSN 5920-00-185-9587
NSN 6110-00-245-6005
NSN 5835-00-792-8438
NSN 5999-01-555-8285
NSN 5925-00-166-3444
NSN 6150-01-151-6015
NSN 6620-01-222-0143