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 6650-01-069-1665
NSN 6145-01-087-8172
NSN 5990-01-612-5323
NSN 5905-01-582-7161
NSN 5965-01-178-2367
NSN 5835-01-535-0948
NSN 5950-00-914-3415
NSN 6650-01-475-2822
NSN 5930-01-233-2825
NSN 5920-01-099-0963
NSN 5998-01-202-8266
NSN 5975-00-384-8077