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 5920-00-633-0404
NSN 5930-01-379-4344
NSN 6220-00-983-1415
NSN 6135-01-619-6293
NSN 5930-01-145-5360
NSN 6150-01-189-8556
NSN 6650-01-056-5418
NSN 6135-01-142-6456
NSN 6240-01-449-1387
NSN 6240-01-590-7275
NSN 5950-01-521-3985
NSN 5996-01-478-6571