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 5998-01-094-7550
NSN 6105-01-601-6911
NSN 6150-01-513-1470
NSN 6130-00-551-8316
NSN 5930-01-370-0266
NSN 5930-01-456-7594
NSN 5945-01-548-8682
NSN 5985-01-478-2447
NSN 5910-00-482-9372
NSN 5960-01-010-3083
NSN 6320-01-412-2973
NSN 6110-01-394-1333