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 6650-01-633-9147
NSN 5910-01-518-8257
NSN 6650-01-500-4549
NSN 5990-01-021-7303
NSN 5975-01-351-6846
NSN 6130-01-417-2165
NSN 6110-01-326-4151
NSN 6135-00-505-0679
NSN 6130-00-782-6983
NSN 6220-01-502-7508
NSN 5855-01-525-8017
NSN 6150-01-218-2893