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 5998-01-127-6242
NSN 6650-01-566-1573
NSN 5990-01-265-8082
NSN 5998-00-911-2973
NSN 5920-01-487-5484
NSN 5910-01-536-6766
NSN 2925-01-197-7864
NSN 6240-00-024-0217
NSN 6105-01-341-5843
NSN 2925-01-583-5619
NSN 5855-00-231-7790
NSN 5895-00-479-8547