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 4140-01-047-1920
NSN 5998-01-469-6141
NSN 5935-01-139-5246
NSN 5985-01-250-0206
NSN 5999-01-615-1654
NSN 5910-01-130-5338
NSN 6150-01-484-3252
NSN 5945-00-489-7796
NSN 6620-00-708-1417
NSN 5835-01-381-1824
NSN 6610-01-246-4164
NSN 5905-01-462-8014