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 5935-01-176-3093
NSN 6620-01-406-6840
NSN 6240-01-633-9357
NSN 6220-00-378-1484
NSN 5999-01-454-4615
NSN 2925-00-246-3077
NSN 6135-01-100-3593
NSN 6135-01-142-6456
NSN 5965-01-436-0390
NSN 6135-01-633-8502
NSN 5960-01-586-5235
NSN 5950-01-005-0111