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 5915-00-732-8523
NSN 6610-00-545-9886
NSN 6620-00-728-3445
NSN 4140-01-385-0889
NSN 5930-00-857-9818
NSN 5975-01-339-2772
NSN 5950-00-900-3877
NSN 2925-00-629-7641
NSN 6130-00-292-5058
NSN 5930-01-621-1445
NSN 5990-00-893-0957
NSN 5945-01-419-9013