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 6240-00-658-3207
NSN 6320-01-582-6668
NSN 4140-01-520-8920
NSN 5910-01-388-1998
NSN 5935-01-128-3257
NSN 6240-00-901-1082
NSN 5960-00-615-9972
NSN 6685-00-527-9489
NSN 7035-00-908-4933
NSN 6105-00-816-9397
NSN 6240-01-319-5523
NSN 6130-00-167-4998