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 5895-01-590-9421
NSN 5960-00-222-6174
NSN 5975-01-508-8887
NSN 5835-00-233-6327
NSN 6240-01-051-6720
NSN 6610-01-220-1011
NSN 5999-00-933-5441
NSN 5975-00-170-3623
NSN 5855-01-169-4275
NSN 6610-01-654-9714
NSN 6685-01-223-8882
NSN 5905-01-251-4883