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 6135-01-307-6006
NSN 4140-00-189-0235
NSN 5930-01-578-6779
NSN 6220-01-306-2428
NSN 6110-01-136-9505
NSN 6320-01-166-3602
NSN 5950-01-622-7758
NSN 6130-01-028-5255
NSN 5925-00-269-2685
NSN 5960-01-114-0197
NSN 5990-00-983-7530
NSN 5975-01-101-2192