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 5855-01-360-6650
NSN 6610-00-296-5007
NSN 5855-01-245-8689
NSN 5960-01-323-6432
NSN 5950-01-508-2343
NSN 5855-01-642-7607
NSN 6320-01-422-1212
NSN 6145-00-923-4332
NSN 6220-01-357-9891
NSN 5895-00-149-0645
NSN 2925-00-660-8131
NSN 6645-00-303-7698