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 5855-01-631-8782
NSN 6240-01-188-5280
NSN 6150-01-159-7657
NSN 5950-01-614-3723
NSN 6620-01-392-7191
NSN 5990-01-483-7313
NSN 5905-01-355-5311
NSN 5835-00-707-6266
NSN 5905-01-122-4155
NSN 6220-01-266-6548
NSN 6240-01-019-8068
NSN 6650-00-310-8786