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 5950-01-494-6898
NSN 6240-00-726-4547
NSN 6110-00-271-9928
NSN 6320-01-148-8125
NSN 2925-01-583-0736
NSN 5835-01-012-1436
NSN 5950-01-048-3694
NSN 4140-01-584-4243
NSN 5960-01-552-0862
NSN 5905-01-108-1512
NSN 6620-01-553-4096
NSN 6135-01-252-0315