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 6145-01-139-2158
NSN 6135-01-503-1688
NSN 6650-00-717-8913
NSN 5935-00-191-3702
NSN 5990-01-468-1292
NSN 6105-00-253-1654
NSN 6240-01-238-5374
NSN 6685-00-324-7703
NSN 6650-00-422-2958
NSN 5985-01-102-8007
NSN 6110-01-203-2811
NSN 7035-00-360-2008