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 6220-00-485-1428
NSN 4140-01-227-1342
NSN 7035-01-429-0431
NSN 6220-01-323-5408
NSN 5910-01-444-5105
NSN 6150-01-497-8301
NSN 5985-01-259-2057
NSN 6620-01-157-6954
NSN 5920-01-406-3157
NSN 5999-01-432-2147
NSN 5945-00-196-4772
NSN 5910-00-049-8620