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 6620-00-996-8026
NSN 5998-00-735-7754
NSN 6150-00-681-4511
NSN 5996-01-125-0280
NSN 6645-01-005-8622
NSN 5935-01-120-9167
NSN 6150-00-015-1289
NSN 5910-01-549-1932
NSN 2925-00-953-2920
NSN 5910-01-386-3002
NSN 6105-01-397-4608
NSN 5996-00-968-5091