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 5930-01-311-0536
NSN 6320-00-082-5868
NSN 5998-01-321-5241
NSN 6220-01-418-0383
NSN 6610-01-215-8489
NSN 5905-01-210-4950
NSN 7035-01-406-5232
NSN 6105-00-389-8675
NSN 5855-01-254-3041
NSN 6320-01-161-6242
NSN 4140-00-635-2754
NSN 6320-01-616-0843