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 6135-01-497-4516
NSN 6620-01-198-4468
NSN 5855-00-560-0110
NSN 6320-01-425-1417
NSN 5920-01-311-4608
NSN 5835-00-170-5238
NSN 5895-01-069-3279
NSN 5935-01-138-0249
NSN 6110-01-654-6627
NSN 5985-01-314-7977
NSN 5935-01-094-5656
NSN 5950-01-298-3382