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 4140-01-012-2460
NSN 6130-01-468-0166
NSN 5985-00-156-0970
NSN 6685-00-911-7725
NSN 6650-00-801-8298
NSN 5920-01-119-1896
NSN 5935-00-615-9700
NSN 6145-01-386-6286
NSN 5985-01-411-9943
NSN 5855-01-294-2804
NSN 6610-01-608-2899
NSN 6105-00-890-4982