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 6620-01-028-4755
NSN 5950-00-593-9329
NSN 6105-01-660-1344
NSN 5999-01-145-5595
NSN 2925-00-132-1280
NSN 6620-01-168-8450
NSN 5999-00-419-3141
NSN 2925-00-290-7052
NSN 5998-00-257-6018
NSN 6650-00-406-8129
NSN 6145-01-162-0607
NSN 5960-01-495-0859