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 5910-00-842-0646
NSN 5990-01-085-2068
NSN 5998-00-139-6499
NSN 6620-00-388-0047
NSN 5975-01-304-3199
NSN 6620-00-753-8929
NSN 5935-01-380-1591
NSN 5930-00-736-1189
NSN 4140-01-123-9149
NSN 5990-00-875-4628
NSN 6110-00-502-2391
NSN 5996-00-140-8732