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 5935-00-173-2707
NSN 6105-01-138-8673
NSN 6240-01-257-7014
NSN 6620-00-905-6590
NSN 4140-00-987-2925
NSN 5998-01-459-5283
NSN 5935-01-038-2617
NSN 6645-01-535-2847
NSN 5998-01-346-7511
NSN 5950-01-470-3689
NSN 5915-01-426-5557
NSN 7035-00-392-5417