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 5996-00-925-1953
NSN 5930-00-076-9129
NSN 6150-00-596-9882
NSN 5965-01-555-8007
NSN 5996-01-116-2523
NSN 5835-00-572-7445
NSN 5975-01-246-4141
NSN 6220-01-101-2324
NSN 5990-01-481-3080
NSN 5965-01-170-2812
NSN 5950-01-130-6188
NSN 6645-01-528-6433