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 5905-00-317-9364
NSN 5990-01-443-2931
NSN 6610-01-331-6966
NSN 5935-01-136-0748
NSN 5998-01-084-3491
NSN 6130-01-419-4394
NSN 6685-01-398-0653
NSN 5920-00-298-0700
NSN 5895-01-362-2458
NSN 5895-01-308-3305
NSN 4140-01-634-0330
NSN 6145-00-174-9344