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 5910-00-633-0736
NSN 6105-00-179-3095
NSN 6145-01-513-1323
NSN 5920-00-913-3728
NSN 5920-01-030-1112
NSN 5965-00-548-9656
NSN 6145-01-113-5282
NSN 5985-01-341-7387
NSN 5965-00-226-0209
NSN 5930-01-133-3697
NSN 4140-01-342-4703
NSN 5835-01-373-9506