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 6240-01-047-9930
NSN 5975-01-643-5736
NSN 5930-01-619-6568
NSN 6610-01-406-4985
NSN 6105-01-447-1712
NSN 5925-00-723-9826
NSN 6645-00-640-9870
NSN 6240-01-078-3687
NSN 5999-00-529-0157
NSN 5998-00-104-5985
NSN 5905-01-292-5024
NSN 6110-00-459-4217