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 5935-00-619-0221
NSN 2925-01-335-4549
NSN 5855-00-411-8688
NSN 5905-00-197-4036
NSN 5855-01-519-2486
NSN 5960-01-076-9930
NSN 5930-00-167-0654
NSN 6150-00-644-8745
NSN 5950-00-243-9668
NSN 5925-01-565-8911
NSN 5975-00-173-1810
NSN 6110-00-260-0130