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 4140-01-203-9910
NSN 6110-01-394-5302
NSN 6145-01-406-5594
NSN 6105-00-149-7956
NSN 6110-01-184-1779
NSN 4140-00-099-9205
NSN 6135-01-359-5798
NSN 6130-00-293-4714
NSN 6130-00-067-4097
NSN 5905-01-442-7682
NSN 5990-01-116-2181
NSN 6610-00-960-9135