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 5990-00-150-6979
NSN 2925-00-862-8550
NSN 5998-01-643-1493
NSN 5905-00-766-4927
NSN 5950-01-092-9321
NSN 6650-00-403-6386
NSN 5945-01-373-5462
NSN 5990-01-254-3197
NSN 5925-01-526-8174
NSN 5925-00-159-9581
NSN 5945-00-474-5402
NSN 5935-01-446-8194