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 5930-01-025-7193
NSN 5920-01-223-9332
NSN 6110-01-072-2488
NSN 5985-01-109-4201
NSN 5925-01-364-8334
NSN 5990-00-155-2306
NSN 6320-01-585-8468
NSN 5950-01-392-4335
NSN 5855-01-548-1555
NSN 5925-01-064-9884
NSN 6240-00-079-0112
NSN 6240-00-913-8529