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 5975-00-582-1460
NSN 5998-01-378-7023
NSN 6130-01-429-0880
NSN 6110-01-400-4207
NSN 6145-00-409-6844
NSN 6145-01-322-5520
NSN 5930-00-141-9016
NSN 5935-01-335-1927
NSN 4140-01-412-3933
NSN 5925-01-134-8470
NSN 5925-00-501-8448
NSN 6610-01-460-4864