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 6320-01-422-1212
NSN 6650-00-500-6455
NSN 5835-00-987-9341
NSN 5998-00-100-2156
NSN 5935-00-720-1987
NSN 6150-00-106-4134
NSN 5965-01-258-1988
NSN 5996-01-076-2938
NSN 5835-01-014-4209
NSN 4140-01-290-4026
NSN 6650-01-428-2251
NSN 5985-01-366-9846