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 5910-00-251-5013
NSN 5965-01-197-6924
NSN 6620-00-500-0041
NSN 5930-00-581-0118
NSN 7035-01-199-6915
NSN 5965-01-478-7036
NSN 6650-01-044-5431
NSN 5915-01-633-9845
NSN 6620-01-526-2857
NSN 5985-01-550-4475
NSN 4140-01-275-6963
NSN 5996-01-070-1951