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 5945-01-267-3582
NSN 6610-01-283-2341
NSN 5996-00-164-7288
NSN 6685-01-586-8742
NSN 6145-01-378-8751
NSN 5835-01-482-1591
NSN 6105-01-394-8050
NSN 6620-01-197-7665
NSN 6650-00-242-0183
NSN 6645-01-274-3384
NSN 5945-00-852-6558
NSN 5915-01-013-8995