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 5990-01-628-8188
NSN 6145-01-572-5839
NSN 6150-01-632-3823
NSN 5950-01-157-4133
NSN 4140-00-954-4695
NSN 5996-00-777-0173
NSN 2925-00-982-0409
NSN 5930-00-079-1304
NSN 5920-00-387-5312
NSN 5835-00-740-0246
NSN 6320-01-592-6248
NSN 5905-00-285-2866