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 5950-00-465-2320
NSN 5965-00-139-4870
NSN 6135-01-592-2765
NSN 6320-01-445-5072
NSN 5915-01-633-9845
NSN 5895-01-572-7967
NSN 5960-01-449-1310
NSN 5960-01-014-8073
NSN 5895-01-607-0038
NSN 5998-01-117-1145
NSN 5990-01-029-9965
NSN 4140-01-240-8667