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 4140-01-248-2087
NSN 5960-01-320-3362
NSN 6645-00-583-0066
NSN 5910-01-065-8340
NSN 6650-00-527-8822
NSN 6685-01-303-3249
NSN 5985-01-450-6404
NSN 2925-01-533-7904
NSN 6320-01-425-1417
NSN 6110-01-510-9522
NSN 2925-00-118-4887
NSN 6650-00-809-1817