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 5905-01-336-2237
NSN 6220-01-444-1692
NSN 6320-01-320-3305
NSN 6620-00-233-6839
NSN 6130-00-911-6523
NSN 5960-00-190-5817
NSN 5920-01-258-6360
NSN 5985-00-839-1264
NSN 5855-00-149-0766
NSN 6150-00-971-7079
NSN 6150-00-192-2734
NSN 6320-01-172-6103