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 6685-00-663-9000
NSN 6220-01-592-6113
NSN 6650-00-403-5780
NSN 6650-01-168-1659
NSN 6130-01-529-7000
NSN 5910-00-850-5355
NSN 6135-00-563-7711
NSN 5996-00-468-1874
NSN 6645-00-716-8049
NSN 2925-01-453-1606
NSN 5950-01-347-4384
NSN 5855-01-502-9900