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 5910-00-133-5353
NSN 5950-01-370-9775
NSN 5960-01-604-1158
NSN 5920-00-246-4657
NSN 5855-00-411-8688
NSN 6685-01-220-2935
NSN 6135-01-026-9960
NSN 5975-00-058-5241
NSN 5950-01-188-8307
NSN 5930-00-436-7834
NSN 5975-01-167-9758
NSN 5960-01-486-1996