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 5920-01-122-0477
NSN 5930-00-280-7777
NSN 6240-01-043-5308
NSN 6150-01-105-8718
NSN 5935-01-112-0450
NSN 5950-00-927-6477
NSN 5960-01-250-3478
NSN 6105-00-144-1754
NSN 6240-01-281-7249
NSN 5960-01-019-8760
NSN 6220-01-633-8634
NSN 6620-01-495-7446