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 6645-01-425-2330
NSN 5945-01-494-1428
NSN 5895-00-130-3364
NSN 7035-00-500-7839
NSN 5930-01-567-0167
NSN 5945-00-486-8891
NSN 5905-01-419-5798
NSN 5835-01-383-1313
NSN 6110-00-257-5199
NSN 7035-01-516-2655
NSN 6685-00-627-1940
NSN 6610-01-633-8931