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 6685-01-354-1144
NSN 5945-01-224-9046
NSN 6240-01-593-4728
NSN 5998-00-299-2740
NSN 6620-00-905-6590
NSN 5965-00-191-6788
NSN 5990-01-266-3938
NSN 5985-00-933-4562
NSN 6320-01-322-8340
NSN 5930-01-425-2307
NSN 5960-01-461-0627
NSN 5915-01-340-0650