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 5950-00-019-2767
NSN 5855-00-156-5489
NSN 4140-00-823-4438
NSN 5990-00-277-3763
NSN 6145-01-571-7928
NSN 6610-01-136-7836
NSN 5996-00-081-2564
NSN 5999-01-558-6176
NSN 6620-00-930-5680
NSN 6130-00-833-3133
NSN 5965-01-152-4811
NSN 5930-00-951-3960