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 5996-01-369-7999
NSN 5960-00-225-6731
NSN 7035-01-472-5762
NSN 5920-00-204-8125
NSN 5835-01-101-5857
NSN 5910-01-475-9614
NSN 6620-00-583-2687
NSN 5985-01-056-5179
NSN 5999-00-932-2509
NSN 5999-01-303-0853
NSN 5930-01-594-9313
NSN 2925-00-644-0028