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 6610-01-333-2381
NSN 6135-01-290-1594
NSN 6610-01-633-8931
NSN 5930-00-386-5964
NSN 5835-01-435-4139
NSN 6130-01-516-8457
NSN 6220-01-581-0987
NSN 6105-00-453-6762
NSN 5935-01-310-0707
NSN 5835-00-554-0399
NSN 6320-01-056-1164
NSN 5855-00-494-9581