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 5930-01-516-3308
NSN 6135-00-422-3967
NSN 5998-01-443-5200
NSN 5975-01-587-1984
NSN 6645-01-386-6311
NSN 6650-01-145-5173
NSN 5960-00-919-4567
NSN 6145-01-314-8534
NSN 5985-00-542-0597
NSN 5915-01-238-0049
NSN 5855-01-640-9314
NSN 6610-00-822-0431