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 5935-00-188-8192
NSN 6620-01-530-1201
NSN 6105-01-411-5617
NSN 5925-01-628-6202
NSN 6130-00-898-6961
NSN 5910-01-407-2518
NSN 6645-00-616-1289
NSN 5998-00-578-0767
NSN 5999-01-066-2281
NSN 5905-00-553-9985
NSN 5915-01-615-1675
NSN 6130-00-269-8273