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 5985-01-605-1582
NSN 5915-00-583-4970
NSN 6645-01-252-8870
NSN 6135-00-968-8594
NSN 6220-01-373-1397
NSN 5945-01-492-6208
NSN 6620-00-763-1136
NSN 4140-00-580-8508
NSN 6145-00-834-6378
NSN 5965-01-526-8967
NSN 4140-01-590-7161
NSN 5945-01-462-9700