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 6620-01-400-2221
NSN 5895-01-485-4460
NSN 4140-01-341-6024
NSN 5935-01-598-7510
NSN 6645-00-381-9628
NSN 6220-01-102-1954
NSN 6650-01-256-0304
NSN 5950-01-017-8548
NSN 6610-00-382-0266
NSN 5910-01-513-8287
NSN 7035-00-225-6499
NSN 6620-01-004-7072