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 5930-01-008-6631
NSN 6150-00-147-3680
NSN 5960-00-968-3852
NSN 5975-01-081-5095
NSN 5920-01-431-8683
NSN 5998-01-182-2399
NSN 6150-01-216-9339
NSN 5996-00-005-2407
NSN 5998-01-428-7307
NSN 6610-00-340-2430
NSN 5895-01-548-8941
NSN 5960-00-825-4999