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 6650-01-250-1244
NSN 5996-01-389-1092
NSN 5910-01-219-4866
NSN 5915-01-320-1526
NSN 5935-00-960-7817
NSN 6130-01-106-4267
NSN 6150-01-302-6720
NSN 4140-00-111-2617
NSN 5996-00-887-0595
NSN 6135-01-205-5965
NSN 5935-01-210-5658
NSN 5998-01-605-2395