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 6650-01-467-8818
NSN 6650-00-185-8344
NSN 5950-01-598-2854
NSN 5855-01-398-0090
NSN 5998-01-548-9982
NSN 6135-00-221-4720
NSN 5999-01-371-3169
NSN 5999-00-141-9441
NSN 6110-01-322-8024
NSN 5985-01-348-7716
NSN 5985-00-548-1500
NSN 4140-00-758-0311