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 5930-01-464-4488
NSN 6650-01-037-9755
NSN 5990-01-643-2002
NSN 5855-01-512-1926
NSN 5985-01-459-1438
NSN 5945-00-513-9716
NSN 6645-01-550-9669
NSN 5999-00-166-0701
NSN 6610-01-321-4688
NSN 5990-01-299-2014
NSN 5999-01-660-0184
NSN 6650-01-170-4397