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 5950-00-403-8849
NSN 5945-00-117-6444
NSN 5855-01-020-7982
NSN 5935-01-600-3408
NSN 6240-01-239-1488
NSN 5895-00-292-2872
NSN 6620-00-286-5721
NSN 5999-00-605-7923
NSN 6110-01-498-9223
NSN 6685-00-453-5871
NSN 5945-00-083-8897
NSN 5930-01-501-4504