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 5895-01-169-6537
NSN 5930-01-508-6195
NSN 5935-00-063-7190
NSN 5950-01-292-3426
NSN 5910-01-310-5357
NSN 6685-00-276-9889
NSN 5975-01-463-2881
NSN 6110-00-790-5533
NSN 6320-01-255-2096
NSN 6110-01-554-3934
NSN 6220-00-470-6828
NSN 6620-01-420-0964