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 4140-01-011-1019
NSN 5855-00-484-4856
NSN 6620-00-278-7313
NSN 5920-00-816-7535
NSN 5925-01-601-1038
NSN 5935-00-518-5027
NSN 7035-01-388-4298
NSN 5835-01-180-9441
NSN 5935-01-129-9443
NSN 6105-01-492-8467
NSN 5985-00-602-2089
NSN 5835-01-657-0245