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 5998-01-430-2594
NSN 2925-00-660-8131
NSN 5965-00-486-7907
NSN 5835-00-583-1316
NSN 5905-01-229-7520
NSN 5945-01-615-4983
NSN 4140-01-192-3570
NSN 5975-01-406-5337
NSN 5925-00-515-2438
NSN 5975-00-495-6735
NSN 5965-01-017-1451
NSN 6685-00-263-2627