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 6685-00-352-8278
NSN 5996-00-933-7738
NSN 6220-00-231-0708
NSN 6320-01-317-7312
NSN 4140-01-188-2871
NSN 6135-01-382-1980
NSN 5960-01-422-3269
NSN 7035-01-044-0136
NSN 5905-01-111-8424
NSN 6105-00-325-3637
NSN 5895-00-280-7528
NSN 5930-00-471-8455