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 6620-00-080-2847
NSN 6240-01-633-9357
NSN 6150-01-400-4211
NSN 5960-00-669-9087
NSN 6130-00-833-2866
NSN 7035-01-445-3563
NSN 6105-01-173-9178
NSN 6645-00-716-8049
NSN 5855-01-286-9928
NSN 2925-01-271-8727
NSN 5950-00-039-5788
NSN 5935-01-334-5467