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 5950-01-474-6085
NSN 6145-01-230-6129
NSN 4140-01-429-7510
NSN 6240-01-540-2068
NSN 5920-01-519-8835
NSN 5925-01-064-5824
NSN 6150-01-465-6328
NSN 6240-00-727-8573
NSN 2925-00-504-0913
NSN 5905-00-506-9023
NSN 5975-01-058-2257
NSN 5999-00-686-4263