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 7035-01-100-2796
NSN 6145-00-800-5985
NSN 5950-00-284-1009
NSN 5975-01-411-5626
NSN 5950-01-364-6857
NSN 5855-01-319-9757
NSN 4140-01-608-3992
NSN 5996-00-733-3700
NSN 5915-00-772-8595
NSN 5910-01-277-5203
NSN 5960-00-707-3335
NSN 5950-01-356-0335