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 5895-01-438-0563
NSN 7035-01-412-8322
NSN 6650-01-041-8831
NSN 5999-00-399-7866
NSN 6240-01-488-3094
NSN 6620-01-412-0938
NSN 5985-01-063-7186
NSN 6145-00-338-5645
NSN 6105-00-553-1941
NSN 5855-01-356-5284
NSN 5930-00-916-2645
NSN 6135-01-536-4810