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 4140-00-850-8133
NSN 5996-01-331-3204
NSN 6110-01-651-5161
NSN 5999-00-251-0834
NSN 6620-01-413-7476
NSN 6105-01-551-1696
NSN 6320-00-270-8222
NSN 6220-00-366-1670
NSN 5998-01-051-8495
NSN 4140-01-037-5387
NSN 5930-01-440-1782
NSN 5945-00-521-4847