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 6320-01-544-6447
NSN 6220-01-509-0538
NSN 5835-00-943-2763
NSN 6320-01-132-2746
NSN 5930-00-296-9345
NSN 6610-01-059-4965
NSN 5905-01-152-8326
NSN 6645-00-074-4580
NSN 5855-00-149-0766
NSN 5960-00-960-6805
NSN 5960-00-932-3067
NSN 5835-01-259-0859