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 6320-00-070-4544
NSN 6650-00-001-9473
NSN 5975-01-634-0678
NSN 5925-01-475-0976
NSN 5925-01-295-0612
NSN 6685-01-406-0601
NSN 6130-01-225-6715
NSN 5915-01-298-7936
NSN 7035-00-631-3782
NSN 5895-01-230-2059
NSN 5950-01-561-7346
NSN 5996-00-810-9486