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 5990-01-360-0711
NSN 5990-00-113-6137
NSN 2925-01-472-4423
NSN 5905-00-622-6890
NSN 6320-00-098-2858
NSN 6610-01-322-1394
NSN 5965-01-408-9551
NSN 5895-01-161-4365
NSN 5905-00-889-0444
NSN 5990-00-293-6031
NSN 5835-01-544-5183
NSN 5930-00-892-8856