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 5935-01-378-9810
NSN 5975-01-410-7647
NSN 5920-00-073-1528
NSN 4140-00-797-7765
NSN 6240-00-468-7089
NSN 5920-00-169-4428
NSN 5960-00-597-2680
NSN 5990-01-463-2279
NSN 5910-00-262-0959
NSN 5925-01-574-6671
NSN 5905-01-174-8620
NSN 6220-01-621-5007