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 6130-01-257-2840
NSN 6110-01-023-8496
NSN 6110-01-312-1981
NSN 5960-00-831-6141
NSN 5905-01-500-9918
NSN 5855-01-461-9207
NSN 6240-00-660-8849
NSN 5996-00-288-1829
NSN 4140-01-116-4604
NSN 6130-00-310-2644
NSN 5990-01-425-2175
NSN 6645-00-540-8930