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 4140-00-395-0027
NSN 5985-00-612-3380
NSN 5855-01-395-0676
NSN 5935-01-118-8839
NSN 6130-00-426-0058
NSN 6130-01-353-7784
NSN 5835-01-116-2369
NSN 5835-00-770-2843
NSN 4140-00-109-5137
NSN 5945-01-209-4547
NSN 5950-00-518-4445
NSN 6130-01-279-1098