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 6320-00-242-3300
NSN 6620-00-854-5024
NSN 5950-00-122-1747
NSN 6110-01-142-3853
NSN 5915-01-463-2090
NSN 4140-01-029-8252
NSN 5835-01-495-0595
NSN 2925-01-370-6898
NSN 5999-00-463-5050
NSN 5975-00-144-3195
NSN 5910-01-608-5641
NSN 6145-01-506-6578