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 6650-01-146-5000
NSN 6650-00-485-7962
NSN 6105-01-135-8826
NSN 4140-01-280-5364
NSN 5835-01-050-9509
NSN 6650-00-551-7708
NSN 5985-01-359-5408
NSN 5920-01-627-3189
NSN 6105-01-634-0322
NSN 5835-01-218-5560
NSN 6110-01-465-4988
NSN 6240-01-409-2465