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 5996-01-184-2462
NSN 5950-01-574-0315
NSN 5920-01-134-5445
NSN 5985-01-619-7006
NSN 5905-01-481-9184
NSN 6110-00-083-8901
NSN 4140-00-344-0365
NSN 6110-01-302-5699
NSN 5975-00-851-6085
NSN 5960-01-567-1096
NSN 6240-01-408-5102
NSN 5915-00-938-4368