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 5915-01-186-6464
NSN 5855-00-411-8688
NSN 6620-01-138-8250
NSN 5855-01-378-9048
NSN 6145-01-538-5022
NSN 6105-00-527-7702
NSN 6105-01-634-0322
NSN 5975-00-736-3420
NSN 5975-01-053-6294
NSN 7035-00-096-9986
NSN 6650-00-315-4133
NSN 5855-01-236-9645