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 4140-01-571-1584
NSN 5990-00-155-2306
NSN 5965-00-153-5216
NSN 6240-00-275-1950
NSN 6240-01-049-0970
NSN 5998-01-142-1471
NSN 5990-00-006-5760
NSN 5895-00-896-0503
NSN 6135-01-449-0625
NSN 5905-01-282-3942
NSN 6150-01-409-2858
NSN 5998-01-284-0550