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 5855-01-382-8725
NSN 5905-00-529-0508
NSN 4140-01-007-7992
NSN 6145-00-358-6700
NSN 6145-01-495-3382
NSN 6620-00-078-4470
NSN 4140-00-228-1280
NSN 4140-01-032-7621
NSN 5905-01-144-6880
NSN 5930-00-145-5613
NSN 5855-00-058-1293
NSN 5960-01-654-4353