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 5910-01-416-7721
NSN 5990-00-809-9734
NSN 5996-01-134-7638
NSN 5925-00-825-1411
NSN 5835-00-193-8951
NSN 5996-01-373-1280
NSN 5999-01-516-9008
NSN 5935-01-576-3313
NSN 6620-01-430-2212
NSN 6145-01-412-0528
NSN 2925-01-429-2235
NSN 6320-01-171-3238