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 6220-00-266-8222
NSN 5935-00-782-4753
NSN 6620-00-935-1321
NSN 5855-01-557-1798
NSN 5996-00-104-8293
NSN 5945-01-499-8125
NSN 5855-00-256-5562
NSN 5920-01-156-4241
NSN 5925-00-932-3027
NSN 5985-01-578-7406
NSN 5999-01-034-9467
NSN 6685-01-161-6653