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 5950-00-592-4757
NSN 5960-00-773-2406
NSN 6645-01-408-6568
NSN 5999-01-017-3738
NSN 5930-01-463-8233
NSN 6110-01-633-7826
NSN 6650-00-997-4337
NSN 6130-01-612-1013
NSN 6220-01-467-9608
NSN 6685-00-783-3870
NSN 5910-01-241-9739
NSN 6650-01-486-6099