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 6130-01-323-2143
NSN 6220-00-517-9300
NSN 6135-00-826-4798
NSN 5990-01-583-2870
NSN 7035-01-461-7742
NSN 6685-01-463-9611
NSN 5935-01-037-8332
NSN 5855-01-519-4991
NSN 5960-01-264-2087
NSN 7035-01-116-6223
NSN 5990-01-195-3693
NSN 5855-00-185-1560