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 5935-00-142-4880
NSN 5998-01-047-1772
NSN 5990-01-343-6407
NSN 4140-01-608-8606
NSN 6320-00-468-8421
NSN 5920-01-276-9071
NSN 6320-00-139-1090
NSN 5996-01-544-4811
NSN 6610-01-203-8098
NSN 5996-00-280-8980
NSN 5895-00-450-6930
NSN 6145-01-214-0017