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 6135-01-616-5983
NSN 5975-00-884-0752
NSN 6240-00-136-7168
NSN 6135-01-139-1700
NSN 5990-01-147-5225
NSN 4140-00-707-5963
NSN 5975-01-204-3325
NSN 5990-01-389-1196
NSN 5855-01-408-0703
NSN 5985-00-832-5762
NSN 2925-01-213-6622
NSN 4140-01-307-3143