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 6620-00-464-6105
NSN 5855-01-478-6583
NSN 5925-01-552-9782
NSN 5985-01-011-5413
NSN 5996-01-386-4165
NSN 5975-00-026-0933
NSN 6150-00-199-8764
NSN 5930-01-024-1922
NSN 5975-01-147-1453
NSN 5965-00-208-4896
NSN 5999-00-419-3877
NSN 5915-01-259-1517