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 6620-01-647-1393
NSN 5996-00-806-9287
NSN 6645-01-149-4231
NSN 5975-01-004-2009
NSN 5915-01-030-6112
NSN 6135-01-526-0144
NSN 5905-01-318-1674
NSN 5915-01-359-0347
NSN 6110-00-762-2851
NSN 5935-01-230-3464
NSN 6645-01-456-1182
NSN 7035-01-158-7673