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 5930-01-159-4278
NSN 5960-00-496-6473
NSN 5905-01-385-8816
NSN 6650-01-193-5911
NSN 5996-01-200-1582
NSN 5910-01-510-1919
NSN 5835-00-679-9769
NSN 5835-01-051-7584
NSN 5855-00-185-1560
NSN 6135-00-958-7981
NSN 5835-00-967-0998
NSN 5996-01-412-4393