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 6620-00-130-0815
NSN 6110-00-328-0443
NSN 5930-01-209-2247
NSN 5985-01-634-0635
NSN 6610-00-908-8489
NSN 6685-01-415-3117
NSN 6135-00-708-0892
NSN 5985-00-905-6609
NSN 6240-01-550-8991
NSN 5915-01-519-2234
NSN 5990-01-591-8797
NSN 6650-01-157-8806