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 6145-01-066-6123
NSN 6610-01-318-6713
NSN 6150-01-432-1812
NSN 4140-01-306-9138
NSN 5965-01-594-1983
NSN 5960-00-597-2680
NSN 5905-01-544-3941
NSN 5999-00-003-4211
NSN 5910-01-424-0225
NSN 5905-00-767-1721
NSN 5930-01-448-7851
NSN 5998-01-266-6367