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 6645-01-123-9277
NSN 6135-01-394-4160
NSN 5920-00-226-0227
NSN 6650-01-515-6141
NSN 5998-00-784-6130
NSN 6135-00-347-0595
NSN 6610-01-100-3662
NSN 5930-00-161-8121
NSN 5930-01-428-6138
NSN 6130-01-502-9155
NSN 6610-01-502-9907
NSN 6320-01-504-3948