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 5950-00-248-6921
NSN 6150-00-912-7060
NSN 5990-01-305-8121
NSN 5920-00-276-8657
NSN 5855-01-100-3272
NSN 5855-01-271-6617
NSN 5905-01-115-0700
NSN 4140-01-162-6912
NSN 5920-01-649-2846
NSN 5985-01-213-7474
NSN 5945-01-219-0823
NSN 5990-01-641-5782