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 4140-01-216-0008
NSN 5935-01-631-1871
NSN 6610-00-817-8772
NSN 4140-01-240-7531
NSN 6220-01-443-9315
NSN 6130-01-589-9214
NSN 6610-01-445-5274
NSN 5950-01-660-6673
NSN 5999-01-192-2068
NSN 5910-00-670-7526
NSN 4140-01-574-3247
NSN 7035-00-188-6674