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 6620-00-486-0472
NSN 6135-00-767-0331
NSN 5930-01-512-9397
NSN 5835-01-589-4735
NSN 5985-01-508-9150
NSN 5935-00-577-4060
NSN 4140-01-104-4727
NSN 6220-01-430-0171
NSN 5905-01-384-6011
NSN 6105-01-133-8460
NSN 6620-00-734-7746
NSN 6135-01-655-1759