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 5855-01-530-4147
NSN 5905-01-062-1964
NSN 5915-01-426-8862
NSN 5925-00-192-9630
NSN 5999-01-227-6927
NSN 5835-00-412-8073
NSN 6220-00-968-6665
NSN 5895-00-237-6048
NSN 5996-01-289-8044
NSN 5935-01-025-4177
NSN 4140-00-219-3146
NSN 6130-01-150-0783