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 5965-01-144-3001
NSN 5930-00-725-2080
NSN 5998-01-468-5283
NSN 5965-01-607-5435
NSN 6650-01-417-9115
NSN 2925-01-228-6554
NSN 5835-01-274-1035
NSN 6135-00-321-6707
NSN 5965-00-168-4311
NSN 6110-01-653-7628
NSN 5910-01-350-3639
NSN 5985-01-508-4521