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 4140-00-257-5215
NSN 5855-01-358-2803
NSN 5905-01-354-8905
NSN 6685-00-352-8278
NSN 6620-01-601-4314
NSN 6610-00-684-7683
NSN 5920-01-042-1798
NSN 6135-00-080-9176
NSN 5920-00-351-8428
NSN 5925-01-321-0767
NSN 5945-01-021-4930
NSN 5960-01-495-0859