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 6320-01-355-3998
NSN 5950-00-356-1779
NSN 6130-01-600-0031
NSN 5996-00-673-8282
NSN 5999-01-018-5293
NSN 5835-01-657-0245
NSN 6150-01-322-8112
NSN 5960-00-975-2540
NSN 5935-00-035-4124
NSN 6220-00-411-0528
NSN 5930-01-485-5354
NSN 5835-01-641-0073