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 5835-00-393-1996
NSN 5835-01-116-2369
NSN 4140-01-233-5806
NSN 6145-01-189-7622
NSN 6145-01-411-6454
NSN 5985-01-388-5947
NSN 5945-01-414-2383
NSN 6110-00-911-4000
NSN 6610-01-362-8686
NSN 6135-00-057-2005
NSN 5975-01-090-1062
NSN 5910-00-175-2674