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 6620-01-490-5664
NSN 6220-01-620-7559
NSN 6145-01-356-6684
NSN 5965-00-225-1848
NSN 6650-01-510-9488
NSN 6130-00-722-9393
NSN 6220-00-150-0039
NSN 6240-01-366-2948
NSN 5930-01-550-5668
NSN 6610-01-327-3187
NSN 6650-00-962-1162
NSN 5996-00-754-4057