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 6135-01-071-4923
NSN 6105-00-843-8083
NSN 6650-00-736-8456
NSN 6135-01-092-4734
NSN 5975-00-477-2110
NSN 5920-01-518-5670
NSN 5905-00-012-0712
NSN 6620-01-633-8443
NSN 5905-01-448-5955
NSN 6650-01-155-1555
NSN 6685-00-433-7476
NSN 5930-01-262-1438