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 5985-00-884-2190
NSN 5990-00-734-7285
NSN 5905-01-034-7964
NSN 5855-01-461-8169
NSN 5905-01-363-9595
NSN 6150-00-957-6249
NSN 2925-00-964-7128
NSN 5945-00-833-8948
NSN 5996-01-648-7809
NSN 5975-00-900-6083
NSN 5999-00-469-3460
NSN 5985-01-136-4181