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 6650-01-144-8436
NSN 5960-01-123-9477
NSN 6145-01-544-4852
NSN 6620-01-432-7032
NSN 6620-01-029-3705
NSN 5920-00-144-8031
NSN 5925-00-904-5763
NSN 4140-00-814-5987
NSN 5835-01-155-8301
NSN 5945-01-027-3907
NSN 5998-01-113-0449
NSN 6105-01-646-9486