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 5905-00-274-3789
NSN 6135-01-162-0943
NSN 5925-01-106-2086
NSN 6650-01-610-3013
NSN 6145-01-163-5219
NSN 2925-01-016-0876
NSN 5985-01-573-4463
NSN 6645-00-975-6941
NSN 6110-00-951-9824
NSN 6220-01-364-5002
NSN 5910-01-116-2626
NSN 5835-00-453-9752