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 6620-01-148-1675
NSN 5985-01-486-3146
NSN 6240-00-393-1161
NSN 5999-01-462-0590
NSN 5990-01-529-7307
NSN 5999-01-067-2276
NSN 5950-00-521-3852
NSN 6130-01-025-4986
NSN 5855-01-371-1010
NSN 6150-01-175-3058
NSN 6145-01-150-1557
NSN 6240-01-612-2252