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 2925-01-604-8984
NSN 5925-01-084-8930
NSN 5855-01-308-0955
NSN 4140-01-338-2154
NSN 6240-00-514-3507
NSN 5985-00-661-2263
NSN 6150-01-322-4927
NSN 5960-00-175-7620
NSN 6135-01-505-1293
NSN 5996-00-833-2521
NSN 5965-00-682-3567
NSN 5999-01-011-1272