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 5910-01-237-2621
NSN 5945-01-576-8034
NSN 5996-00-141-3945
NSN 6145-01-661-1305
NSN 5998-01-525-7685
NSN 6110-00-978-8329
NSN 5930-01-646-4155
NSN 5930-00-268-0323
NSN 5985-00-387-5974
NSN 6220-00-930-1466
NSN 5915-00-139-6710
NSN 6240-01-078-9490