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 6610-00-598-5268
NSN 5996-00-456-0895
NSN 5965-00-840-6542
NSN 5960-01-111-3372
NSN 5835-00-406-5824
NSN 6150-01-331-3540
NSN 2925-01-008-1552
NSN 5990-01-633-9503
NSN 6105-01-551-1696
NSN 6650-01-014-5990
NSN 5996-01-633-7979
NSN 5965-00-581-9978