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 5835-01-342-1938
NSN 5935-00-041-0772
NSN 5915-01-125-9340
NSN 6610-01-633-8931
NSN 5915-01-224-1604
NSN 6135-01-328-0639
NSN 5935-01-019-3736
NSN 5998-00-952-2562
NSN 6685-01-422-4241
NSN 6645-01-390-6520
NSN 6650-00-851-4772
NSN 6130-01-308-5306