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 5915-01-412-2112
NSN 5935-01-105-8511
NSN 5985-00-187-8985
NSN 6650-00-578-6543
NSN 5999-01-603-0430
NSN 5999-00-762-4791
NSN 7035-01-245-7973
NSN 5960-01-582-6167
NSN 5910-00-202-1056
NSN 5950-00-296-5505
NSN 5930-01-034-1555
NSN 6645-01-026-6659