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 5945-01-422-4195
NSN 5930-01-114-7936
NSN 5935-00-193-3551
NSN 5905-00-546-8480
NSN 4140-01-534-6960
NSN 6610-00-014-5820
NSN 5910-01-381-3009
NSN 5990-01-229-0222
NSN 5996-01-467-0580
NSN 6685-00-753-7429
NSN 6110-01-147-8626
NSN 6240-01-162-0315