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 5905-01-386-8635
NSN 6105-01-318-9478
NSN 6220-01-510-3927
NSN 6135-00-932-3136
NSN 5950-00-071-5965
NSN 5985-00-822-0570
NSN 6320-00-593-0379
NSN 6130-00-730-7411
NSN 5930-01-335-1960
NSN 6620-00-182-7638
NSN 5996-01-481-2630
NSN 5965-00-452-0967