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 5998-00-052-1715
NSN 4140-01-127-6112
NSN 6105-01-632-0567
NSN 5990-01-207-5206
NSN 5920-01-255-0816
NSN 5835-00-233-6327
NSN 6220-01-652-3694
NSN 6620-01-247-4127
NSN 5905-01-371-2538
NSN 5925-01-193-0171
NSN 2925-01-239-6044
NSN 5945-00-192-4506