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 6220-00-119-4198
NSN 5835-00-257-2852
NSN 5905-01-064-7220
NSN 5915-01-235-6318
NSN 6110-01-021-2210
NSN 6220-00-554-5937
NSN 6650-01-112-0453
NSN 4140-00-827-1821
NSN 5835-01-112-9008
NSN 5975-00-469-1443
NSN 5999-01-448-0431
NSN 5990-01-558-4536