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 6620-01-628-2620
NSN 5950-01-445-2321
NSN 5895-01-162-8900
NSN 6320-00-546-9249
NSN 6320-01-466-4175
NSN 6620-01-570-9675
NSN 5920-01-548-5714
NSN 6240-01-125-6901
NSN 6150-01-013-9967
NSN 5990-01-014-1280
NSN 5835-01-522-1023
NSN 6320-00-139-1090