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 5895-01-003-9424
NSN 6145-01-450-5960
NSN 5930-00-912-1274
NSN 5920-01-236-6780
NSN 5975-01-316-4983
NSN 2925-00-806-7972
NSN 6650-01-438-7323
NSN 2925-01-168-6253
NSN 5999-00-710-9226
NSN 5998-01-367-6477
NSN 5998-01-312-9752
NSN 2925-00-408-9829