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 6135-01-122-4448
NSN 5999-01-599-4736
NSN 6105-01-427-8439
NSN 6130-01-381-0400
NSN 5990-01-039-6284
NSN 5895-00-427-9617
NSN 6610-01-555-6654
NSN 5999-00-615-9375
NSN 2925-01-055-7607
NSN 6105-01-284-1943
NSN 6610-00-244-9142
NSN 5835-01-422-2399