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 5910-01-200-7944
NSN 6110-01-607-5867
NSN 5996-00-071-0042
NSN 5985-00-321-6544
NSN 6650-01-281-2148
NSN 5950-00-615-9933
NSN 4140-01-242-2296
NSN 5935-00-708-2362
NSN 5990-01-321-2997
NSN 6105-00-984-3356
NSN 7035-01-556-6961
NSN 6150-01-469-9153