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 6685-00-627-1940
NSN 5930-01-646-1252
NSN 5895-00-252-8431
NSN 6620-01-434-1012
NSN 5945-00-823-8652
NSN 6320-01-261-5983
NSN 5990-01-392-5682
NSN 5996-01-565-7374
NSN 5996-00-424-8883
NSN 5950-01-296-3531
NSN 5998-00-485-0819
NSN 6145-00-854-1892