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 5985-01-630-0870
NSN 5975-01-575-9551
NSN 4140-01-642-3709
NSN 6105-01-214-8870
NSN 5945-01-249-4855
NSN 5985-00-141-9036
NSN 5895-01-209-0965
NSN 6105-01-568-9859
NSN 6150-01-083-9644
NSN 6135-01-400-2947
NSN 5950-01-634-0677
NSN 6145-01-322-5520