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 6130-00-541-8468
NSN 5965-01-192-1366
NSN 4140-01-381-3221
NSN 6320-01-399-6177
NSN 5950-00-862-4769
NSN 6110-01-284-0318
NSN 6150-01-601-1584
NSN 5910-00-880-7676
NSN 6240-00-201-9011
NSN 5895-01-326-7928
NSN 5895-01-269-8484
NSN 5990-00-518-3195