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 6620-00-613-3023
NSN 5910-01-222-0769
NSN 6145-01-429-8529
NSN 5960-01-362-1213
NSN 5920-01-006-7956
NSN 5960-01-443-3067
NSN 6240-01-023-0130
NSN 6620-00-167-3825
NSN 5975-01-017-6512
NSN 6220-01-170-9654
NSN 5960-00-503-3115
NSN 5999-01-368-0644