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 6645-00-720-3953
NSN 5945-01-400-5928
NSN 6320-01-036-2598
NSN 5999-01-539-4564
NSN 5920-00-997-9990
NSN 5960-01-425-1454
NSN 5990-01-411-5930
NSN 5915-01-403-2599
NSN 5985-01-016-3831
NSN 6685-01-425-2603
NSN 6110-01-606-9716
NSN 6105-01-192-2464