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 5920-00-940-2912
NSN 5835-01-502-9228
NSN 5960-01-342-1961
NSN 5985-01-545-2549
NSN 6645-01-633-1852
NSN 5985-01-252-8164
NSN 5935-01-458-1060
NSN 6150-00-072-1497
NSN 5965-00-067-7393
NSN 5835-01-342-7975
NSN 5930-01-282-5537
NSN 6145-01-273-4634