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 5930-00-730-6623
NSN 6685-00-103-9589
NSN 7035-01-237-8653
NSN 7035-00-922-5700
NSN 6645-00-004-8628
NSN 7035-00-445-9657
NSN 6135-01-589-9467
NSN 6610-00-998-3134
NSN 2925-00-945-0792
NSN 6320-01-321-7658
NSN 5960-00-246-4623
NSN 4140-01-202-1032