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 5998-01-159-8102
NSN 5910-00-906-1434
NSN 6320-00-405-2348
NSN 6145-00-455-7237
NSN 5855-01-648-7687
NSN 6130-00-264-6195
NSN 5835-01-449-7511
NSN 6135-01-633-8502
NSN 4140-01-568-6065
NSN 5895-01-152-2895
NSN 5960-00-697-3623
NSN 5920-01-191-2002