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 6110-00-111-1225
NSN 5996-01-485-7918
NSN 5835-01-632-6627
NSN 6150-01-442-9921
NSN 6135-01-124-2376
NSN 2925-00-147-8150
NSN 6105-00-202-2469
NSN 6135-00-643-4843
NSN 6135-01-278-9717
NSN 6130-01-328-7536
NSN 5930-00-682-3980
NSN 2925-01-201-3043