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 5985-00-155-8129
NSN 5975-00-574-3579
NSN 6220-00-541-8515
NSN 5950-01-134-2666
NSN 5930-01-417-7157
NSN 5960-00-707-3335
NSN 5960-01-320-3362
NSN 5920-00-177-2738
NSN 6135-01-511-1975
NSN 2925-00-906-0421
NSN 5990-01-013-3205
NSN 6130-01-585-6878