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 2925-01-552-7151
NSN 6645-01-517-1539
NSN 5905-00-991-3088
NSN 5996-01-205-3263
NSN 5855-01-042-7990
NSN 6650-01-030-5545
NSN 5945-01-434-7694
NSN 6220-00-485-1428
NSN 5920-01-634-0250
NSN 6320-00-519-0770
NSN 6320-00-218-6105
NSN 6620-01-486-8002