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 5996-00-747-9770
NSN 4140-01-437-9668
NSN 5855-01-535-0971
NSN 6145-01-600-1688
NSN 5960-00-679-1804
NSN 5920-00-850-4803
NSN 6610-01-047-0684
NSN 5998-00-977-8197
NSN 5935-01-273-9793
NSN 7035-01-407-6413
NSN 5930-01-297-4171
NSN 5960-01-449-1310