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 6620-01-495-7446
NSN 5935-00-725-6633
NSN 5895-00-254-1918
NSN 6145-01-202-8478
NSN 5985-01-403-2835
NSN 5960-01-507-9112
NSN 5835-01-453-3074
NSN 6105-00-468-6323
NSN 5965-01-448-9585
NSN 6135-00-009-4100
NSN 5999-01-100-7956
NSN 6135-01-292-7723