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 6620-00-865-7932
NSN 6130-01-046-1503
NSN 6135-01-322-4655
NSN 4140-01-208-1851
NSN 6610-01-388-0563
NSN 2925-01-391-1540
NSN 5915-00-591-7831
NSN 5950-00-590-2288
NSN 6645-01-121-0530
NSN 6320-01-081-7199
NSN 6145-01-449-5406
NSN 6110-00-363-3974