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 6650-00-349-8732
NSN 5985-01-069-7746
NSN 6645-01-144-1431
NSN 5920-01-032-4756
NSN 6620-01-439-5473
NSN 6220-00-837-6275
NSN 7035-01-116-6223
NSN 5996-00-469-0737
NSN 4140-01-439-3329
NSN 5950-01-513-0136
NSN 5920-01-355-5695
NSN 5945-01-585-7665