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 6685-01-335-0397
NSN 5925-01-554-9486
NSN 5920-01-157-9471
NSN 5895-01-597-9789
NSN 6105-01-200-8131
NSN 2925-00-081-3547
NSN 5905-01-550-0096
NSN 6240-01-527-4088
NSN 5975-01-641-6030
NSN 5945-01-359-5262
NSN 6110-00-112-1476
NSN 6320-01-225-9963