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 5965-00-113-6874
NSN 5975-01-102-1589
NSN 5935-01-076-4998
NSN 5935-01-577-7349
NSN 5930-01-131-6987
NSN 6135-01-591-1250
NSN 5965-01-371-1297
NSN 6645-01-435-8356
NSN 5975-01-162-6221
NSN 6135-00-635-9187
NSN 4140-01-617-3171
NSN 6220-00-781-0451