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 6685-00-070-7259
NSN 5975-01-654-7301
NSN 6220-01-491-9803
NSN 5945-01-321-6769
NSN 5905-01-476-3529
NSN 5915-01-530-2149
NSN 5935-01-325-5342
NSN 4140-01-382-3864
NSN 5895-00-998-0045
NSN 5945-00-368-2279
NSN 5990-00-098-5033
NSN 5835-01-610-5744