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 5915-00-115-5407
NSN 5960-01-258-6708
NSN 6105-01-064-3664
NSN 6320-00-894-1644
NSN 6610-01-035-1252
NSN 5930-01-139-2917
NSN 5985-00-400-9859
NSN 5930-00-628-2388
NSN 5915-01-415-8818
NSN 6645-01-205-3869
NSN 6105-01-169-9059
NSN 6150-01-610-6846