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 6220-00-468-0296
NSN 6320-01-213-3974
NSN 5915-01-004-7640
NSN 6105-01-548-6506
NSN 5930-00-448-6678
NSN 5895-01-389-8429
NSN 6135-01-280-2883
NSN 6685-01-609-7225
NSN 7035-00-981-7216
NSN 5935-00-756-5195
NSN 4140-00-804-5667
NSN 6320-01-314-8017