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 6105-00-936-9771
NSN 5935-01-157-7168
NSN 5975-00-636-4910
NSN 6685-00-160-0792
NSN 5930-01-014-9669
NSN 5996-00-729-7812
NSN 5990-00-548-6163
NSN 6220-00-760-9199
NSN 6685-01-426-8929
NSN 5835-01-155-0786
NSN 5985-00-624-4041
NSN 5965-01-618-6569