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 6645-00-664-4665
NSN 5905-01-033-8420
NSN 6620-00-041-3406
NSN 6240-00-204-9355
NSN 4140-01-026-9293
NSN 5915-01-148-5271
NSN 6135-00-209-6918
NSN 4140-00-408-9989
NSN 6135-01-238-2878
NSN 5996-00-161-4202
NSN 7035-01-153-0791
NSN 6110-00-468-6897