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 5910-00-146-5774
NSN 6220-01-297-2066
NSN 6685-01-211-9084
NSN 5965-01-552-1471
NSN 5985-00-824-4752
NSN 5910-00-254-4284
NSN 6105-01-514-2294
NSN 6650-00-610-3956
NSN 5975-01-618-8577
NSN 4140-01-323-7214
NSN 5950-00-596-0537
NSN 6240-00-034-5909