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 6130-00-058-0611
NSN 6320-01-578-6006
NSN 4140-00-111-3247
NSN 6240-01-134-4944
NSN 6220-01-118-3976
NSN 5905-01-570-6557
NSN 5915-01-312-6715
NSN 5960-01-192-7710
NSN 2925-01-424-9341
NSN 6110-00-104-7401
NSN 6620-00-098-5652
NSN 6130-01-181-5475