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 5930-01-425-8617
NSN 6610-01-391-5092
NSN 4140-00-259-2567
NSN 5905-01-255-4943
NSN 6130-00-493-9271
NSN 6150-01-093-0034
NSN 5895-01-057-7394
NSN 2925-01-426-3410
NSN 6220-00-216-7284
NSN 5915-01-280-4355
NSN 6110-01-011-0795
NSN 2925-00-159-9003