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 5905-01-039-3032
NSN 6150-01-431-9416
NSN 5996-00-791-0703
NSN 6110-01-484-5007
NSN 6110-01-429-6773
NSN 6110-00-322-7059
NSN 5945-01-517-4702
NSN 5920-00-413-3341
NSN 4140-01-419-3770
NSN 5930-01-467-8766
NSN 6685-01-188-7379
NSN 6685-00-722-7210