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 6220-01-411-5629
NSN 4140-00-921-3814
NSN 5930-01-395-7054
NSN 6130-00-395-0778
NSN 6110-01-010-0905
NSN 5855-01-409-1792
NSN 5910-01-025-9067
NSN 5950-01-455-2355
NSN 5999-00-851-7805
NSN 5945-01-091-8549
NSN 5935-00-168-4499
NSN 6220-00-550-7457