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 6220-01-432-7629
NSN 5945-01-346-2982
NSN 5975-01-462-2065
NSN 5855-01-579-0062
NSN 4140-01-400-3610
NSN 5998-01-167-2161
NSN 6130-00-976-5937
NSN 5920-00-815-3679
NSN 5985-01-048-4025
NSN 6610-01-656-0041
NSN 6620-01-550-8573
NSN 5999-01-392-1103