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 5935-00-418-8842
NSN 6130-00-509-1591
NSN 5960-00-781-4084
NSN 5895-01-506-9868
NSN 5855-01-548-5688
NSN 6220-01-327-3272
NSN 6620-01-334-7569
NSN 6135-00-321-6707
NSN 5985-01-634-0635
NSN 4140-01-026-2725
NSN 6110-01-044-6350
NSN 5960-00-393-2505