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 5945-01-331-5743
NSN 5895-00-616-4412
NSN 5925-01-090-6374
NSN 2925-00-764-0167
NSN 5960-00-223-5970
NSN 5960-01-495-0859
NSN 5998-00-488-9301
NSN 6610-00-186-9180
NSN 2925-01-197-7864
NSN 6110-01-605-3352
NSN 5925-00-001-7446
NSN 6685-01-132-3343