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 6645-01-435-8356
NSN 6240-00-128-0267
NSN 4140-01-004-0566
NSN 5895-01-185-2981
NSN 6645-00-810-7229
NSN 5975-01-634-0678
NSN 6135-01-629-0198
NSN 5915-01-063-5908
NSN 5975-01-046-3658
NSN 5835-00-711-3371
NSN 5996-00-293-4687
NSN 5990-01-541-5632