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 5905-00-451-7947
NSN 5965-01-563-7759
NSN 5990-00-649-8352
NSN 5960-01-424-1781
NSN 6240-01-414-6074
NSN 5915-01-290-4828
NSN 5999-01-575-9405
NSN 5996-00-494-0763
NSN 6620-01-408-4464
NSN 4140-01-321-2558
NSN 5985-01-605-2470
NSN 6610-01-552-3708