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 5910-01-450-3019
NSN 6240-00-500-0524
NSN 4140-01-620-6384
NSN 5996-00-238-5654
NSN 5975-01-479-2825
NSN 6620-00-229-2728
NSN 5996-01-143-5779
NSN 5935-00-147-0565
NSN 5930-01-544-8219
NSN 5990-00-741-9775
NSN 6650-00-005-2145
NSN 6650-01-005-8570