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 2925-00-001-4604
NSN 5996-00-402-6071
NSN 5920-01-502-5838
NSN 5950-00-054-6567
NSN 5935-00-070-0081
NSN 2925-00-167-6763
NSN 5920-00-727-9093
NSN 5950-01-088-8274
NSN 6650-00-372-0669
NSN 5930-01-593-6046
NSN 5960-01-125-2356
NSN 6150-01-521-6370