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 5915-01-419-2843
NSN 6240-01-396-8911
NSN 6610-00-424-8780
NSN 5990-01-633-9503
NSN 5945-00-651-1654
NSN 5990-00-854-6197
NSN 6320-01-501-7935
NSN 5855-01-444-9182
NSN 5835-00-400-5056
NSN 6220-01-609-3375
NSN 5920-01-167-5884
NSN 2925-00-862-8550