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 6650-01-139-6467
NSN 5975-01-303-2166
NSN 5930-01-156-8028
NSN 6645-01-272-6987
NSN 5999-00-871-7549
NSN 6220-01-222-0491
NSN 5975-01-065-4863
NSN 5998-00-857-3628
NSN 5855-00-862-3345
NSN 5915-01-317-9348
NSN 6620-01-068-4498
NSN 5855-01-175-2465