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 5990-00-441-7974
NSN 5950-00-016-4927
NSN 6320-01-374-9924
NSN 6145-01-317-2230
NSN 2925-01-544-4880
NSN 6130-01-578-6832
NSN 5915-01-168-3887
NSN 5999-01-095-8638
NSN 5835-01-380-5086
NSN 5975-00-565-1071
NSN 5960-01-017-5449
NSN 5925-00-453-6725