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 6620-01-444-4048
NSN 2925-01-556-0333
NSN 5895-01-009-0701
NSN 6135-01-116-3385
NSN 6240-01-100-1279
NSN 5935-01-521-3204
NSN 5905-01-634-0595
NSN 6220-01-009-2475
NSN 5835-01-446-6065
NSN 6150-01-417-2643
NSN 5910-01-322-3878
NSN 5985-01-601-6032