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 5910-00-250-6389
NSN 5945-01-435-3470
NSN 5998-01-100-0547
NSN 4140-01-309-1368
NSN 2925-01-446-6523
NSN 6650-01-111-6374
NSN 4140-01-634-0330
NSN 5915-01-284-8905
NSN 6320-01-600-5808
NSN 5998-00-907-5958
NSN 6145-00-296-0085
NSN 6110-01-528-0368