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 5985-01-178-2652
NSN 5945-00-263-1511
NSN 2925-01-469-8229
NSN 5920-01-630-0954
NSN 2925-01-458-5808
NSN 6620-01-234-1799
NSN 5945-01-160-7420
NSN 5945-01-484-4901
NSN 6645-00-279-1777
NSN 6650-01-256-5462
NSN 5985-00-436-1052
NSN 5945-00-884-2580