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 6645-01-290-3930
NSN 6610-00-238-1693
NSN 6645-00-269-2764
NSN 6135-00-321-6707
NSN 6220-01-242-9901
NSN 6320-01-165-8932
NSN 6650-00-820-4577
NSN 6145-01-474-5459
NSN 6650-00-680-9595
NSN 5945-00-276-9274
NSN 5999-01-431-8878
NSN 6105-01-649-9841