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 6620-00-398-0320
NSN 6240-00-204-9355
NSN 6150-01-467-0964
NSN 2925-01-424-0235
NSN 5930-00-878-9372
NSN 5945-01-100-4479
NSN 6135-00-676-5807
NSN 6130-01-476-2843
NSN 6240-01-489-0961
NSN 5910-01-110-3683
NSN 6150-01-116-2406
NSN 6220-00-904-8870