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 4140-01-466-5147
NSN 5935-01-435-4414
NSN 5960-01-338-3412
NSN 6150-00-150-7433
NSN 5905-01-390-4038
NSN 5920-00-584-4592
NSN 5915-00-959-2140
NSN 6220-00-145-1423
NSN 5855-01-051-4143
NSN 5950-01-358-5826
NSN 6135-00-299-6918
NSN 5930-01-091-7116