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 5960-01-395-9834
NSN 5925-00-995-1631
NSN 6685-01-590-2160
NSN 6150-01-310-8596
NSN 5935-01-622-1981
NSN 5985-00-256-3921
NSN 6105-01-518-8314
NSN 5950-00-683-0510
NSN 6650-01-207-0829
NSN 4140-00-947-3918
NSN 6130-01-281-0393
NSN 6620-01-468-9288