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 6240-01-125-2060
NSN 6130-00-740-3884
NSN 6220-01-406-3167
NSN 5945-00-601-5628
NSN 5910-00-163-0084
NSN 5999-01-501-6846
NSN 5998-00-832-2755
NSN 5950-00-720-2706
NSN 6145-01-071-9873
NSN 5925-00-286-8502
NSN 6240-01-213-4905
NSN 5998-01-410-7764