A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 6620-00-935-1321
NSN 6220-01-316-2253
NSN 5999-01-042-2501
NSN 5935-01-142-1241
NSN 5910-01-421-9817
NSN 5905-01-023-2964
NSN 6105-01-327-6297
NSN 6110-00-221-1868
NSN 5990-01-591-8797
NSN 5905-01-327-5672
NSN 6320-01-204-2922
NSN 5985-01-435-8149