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 6645-00-664-4665
NSN 5965-00-368-8204
NSN 5990-00-003-4464
NSN 6320-01-422-1212
NSN 5925-00-280-2273
NSN 5930-01-451-9193
NSN 5930-01-620-4431
NSN 5910-01-469-2463
NSN 5935-01-323-5804
NSN 5998-01-550-9808
NSN 6145-01-660-9072
NSN 2925-01-113-6904