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 5975-01-634-0678
NSN 5920-00-175-7987
NSN 5985-01-287-8500
NSN 5930-01-117-1859
NSN 5999-01-123-5459
NSN 7035-00-541-8516
NSN 5835-01-132-5894
NSN 5910-01-458-0252
NSN 5996-01-113-6362
NSN 5999-00-529-6067
NSN 6220-01-156-0822
NSN 5990-01-324-1204