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 5835-01-234-7039
NSN 6240-01-273-0193
NSN 6110-01-585-1368
NSN 7035-00-782-7046
NSN 5895-00-116-4640
NSN 6650-00-356-8405
NSN 5990-01-527-7640
NSN 6220-00-468-0296
NSN 6650-01-486-1268
NSN 6645-01-211-6502
NSN 5950-01-174-3415
NSN 6610-01-236-2510