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 6610-00-012-8072
NSN 5950-01-454-0464
NSN 5930-00-679-9535
NSN 5945-00-407-4545
NSN 6130-00-148-8342
NSN 6645-01-212-9474
NSN 7035-00-009-8705
NSN 6320-01-308-0009
NSN 5935-01-436-9097
NSN 4140-01-363-6060
NSN 5996-01-485-0305
NSN 5985-00-332-8758