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 5996-01-501-8729
NSN 6150-00-156-6080
NSN 5930-00-679-1568
NSN 6150-01-555-7340
NSN 2925-01-633-4048
NSN 6130-01-468-0353
NSN 5985-01-590-4038
NSN 5835-00-113-6090
NSN 6135-01-633-8502
NSN 5910-01-328-7513
NSN 6620-01-629-4045
NSN 6620-01-530-1201