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 6645-01-400-1137
NSN 5990-01-118-8624
NSN 5910-00-787-7028
NSN 5895-00-144-0250
NSN 2925-01-279-6692
NSN 4140-01-134-9838
NSN 6105-01-235-6046
NSN 5855-00-494-9581
NSN 6320-01-198-4024
NSN 5930-01-540-7613
NSN 6105-00-758-6340
NSN 6130-00-080-4630