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 5975-01-396-2623
NSN 6130-01-400-1385
NSN 5960-00-485-0601
NSN 5920-01-430-3158
NSN 5855-01-582-4594
NSN 5930-00-583-8994
NSN 5975-01-551-9746
NSN 5910-00-135-8589
NSN 6610-00-133-7868
NSN 5930-00-235-0108
NSN 6610-00-928-5104
NSN 5920-00-566-7047