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 5920-01-630-6654
NSN 5990-01-440-7135
NSN 5965-01-139-2712
NSN 2925-00-290-7052
NSN 5945-01-019-1910
NSN 5985-00-926-0266
NSN 5895-01-229-3415
NSN 6110-01-257-9243
NSN 5996-00-140-2514
NSN 5960-01-589-6846
NSN 5835-01-436-1797
NSN 6135-01-384-3915