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 5905-01-336-6641
NSN 5945-01-261-2406
NSN 2925-00-707-2741
NSN 5975-01-400-4204
NSN 4140-01-348-6583
NSN 5990-01-510-4699
NSN 5935-00-955-2315
NSN 5990-01-270-3209
NSN 5975-01-416-3554
NSN 5930-01-354-1666
NSN 5990-00-067-6791
NSN 7035-00-679-9027