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 6620-00-585-5443
NSN 5985-01-547-0735
NSN 6110-00-070-7086
NSN 5975-01-649-1452
NSN 6645-01-462-3754
NSN 6105-01-187-1538
NSN 6145-00-738-5601
NSN 5999-01-381-0586
NSN 5835-01-284-5689
NSN 6110-00-116-0295
NSN 5998-01-456-4572
NSN 5930-00-383-4559