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 6620-01-606-8964
NSN 6610-00-223-2558
NSN 6220-01-440-5443
NSN 5975-01-647-0817
NSN 5990-01-065-0492
NSN 6240-00-578-7894
NSN 6645-01-336-6631
NSN 5960-00-529-2704
NSN 5920-00-773-1282
NSN 5990-01-468-1292
NSN 5945-01-368-3736
NSN 6105-01-444-1201