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 6650-01-164-3503
NSN 4140-01-519-3349
NSN 6620-00-974-6795
NSN 6150-01-464-3988
NSN 5960-01-323-6432
NSN 4140-01-344-2674
NSN 6610-01-442-3509
NSN 6685-01-378-5078
NSN 5905-01-090-4614
NSN 5835-00-244-4956
NSN 6130-01-037-7887
NSN 5985-01-136-3472