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 5985-01-322-8571
NSN 5990-01-183-6478
NSN 5985-01-347-8408
NSN 4140-01-258-4046
NSN 6320-01-449-1014
NSN 5999-01-157-3357
NSN 5965-01-579-1871
NSN 5910-01-243-6766
NSN 5990-00-491-8628
NSN 4140-01-124-2954
NSN 5835-01-213-0833
NSN 5945-00-339-2755