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 6685-01-097-9062
NSN 6135-01-041-3829
NSN 4140-01-348-2114
NSN 5930-00-397-2903
NSN 5905-00-914-0885
NSN 5910-00-106-1265
NSN 6105-01-014-4669
NSN 2925-01-259-0785
NSN 5935-01-278-2594
NSN 6220-00-168-2629
NSN 5990-01-612-5323
NSN 6620-01-487-8735