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 5855-01-157-3093
NSN 5965-01-222-1420
NSN 6645-01-467-3182
NSN 6135-00-152-8729
NSN 5915-01-313-9764
NSN 5910-01-280-6429
NSN 5905-01-650-1829
NSN 5855-00-586-6255
NSN 6685-00-438-9377
NSN 5915-00-461-0529
NSN 6620-01-038-1031
NSN 5930-00-594-3409