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 4140-01-350-0985
NSN 6130-01-603-0801
NSN 5935-00-366-5789
NSN 6130-01-057-6925
NSN 5990-01-066-5227
NSN 5998-01-548-0401
NSN 5975-01-337-9696
NSN 5975-01-391-7752
NSN 5999-01-013-0728
NSN 6220-01-055-6555
NSN 6240-00-175-9104
NSN 5855-01-364-9810