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 5895-00-444-0823
NSN 6110-01-485-1622
NSN 6130-01-462-2425
NSN 4140-01-305-3927
NSN 5935-01-461-2137
NSN 6150-01-657-6001
NSN 6105-00-205-0655
NSN 6105-01-249-1481
NSN 5999-00-633-7592
NSN 5990-01-369-3380
NSN 5999-00-871-3971
NSN 6105-01-408-8932