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 6320-01-029-4220
NSN 5835-00-092-1136
NSN 5930-00-832-8364
NSN 6135-00-583-3966
NSN 6650-00-614-1711
NSN 5930-01-170-3004
NSN 6650-01-301-3959
NSN 5855-01-052-0353
NSN 5990-00-412-4411
NSN 5935-01-496-3990
NSN 5990-01-199-2846
NSN 6105-01-359-5347