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 5935-00-355-6344
NSN 5960-00-492-2502
NSN 5985-01-222-6187
NSN 6220-01-090-0126
NSN 5975-01-554-3804
NSN 6240-00-472-4635
NSN 4140-01-424-9591
NSN 5999-01-430-7175
NSN 6135-00-871-3646
NSN 5910-01-216-4471
NSN 6620-01-268-8929
NSN 6130-00-335-9712