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 4140-01-415-5595
NSN 2925-01-033-0141
NSN 6685-01-649-7316
NSN 6110-01-560-7938
NSN 5960-01-100-4454
NSN 5915-01-633-9845
NSN 6130-00-564-7427
NSN 5920-00-421-0991
NSN 6150-00-451-8903
NSN 5915-01-041-1373
NSN 5920-00-674-5882
NSN 6685-00-193-0201