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 5920-01-449-3361
NSN 6110-00-494-9135
NSN 5950-00-914-3030
NSN 4140-01-445-6656
NSN 5945-01-505-1273
NSN 5915-01-544-3741
NSN 7035-01-309-2219
NSN 5835-01-257-0154
NSN 5960-01-613-6113
NSN 5990-00-518-3195
NSN 6320-01-600-5808
NSN 5985-00-574-6082