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 6610-00-787-2674
NSN 5905-01-444-3706
NSN 5965-00-469-5009
NSN 5985-01-221-3600
NSN 5998-01-398-5329
NSN 5950-01-142-3389
NSN 6620-01-398-8986
NSN 6110-01-301-6248
NSN 7035-00-529-3128
NSN 6650-01-291-3164
NSN 6650-00-375-6632
NSN 5998-00-276-8599