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 4140-00-038-7577
NSN 2925-00-132-1280
NSN 4140-00-521-0380
NSN 5945-01-589-7711
NSN 6220-00-764-9150
NSN 5945-01-628-3972
NSN 5999-01-519-2442
NSN 5835-00-233-6327
NSN 6240-00-710-2742
NSN 6610-01-568-6649
NSN 6220-00-062-7029
NSN 5920-01-023-6818