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 6650-00-561-0740
NSN 5895-01-562-9136
NSN 6130-01-642-1066
NSN 5960-00-265-0726
NSN 5998-01-473-2195
NSN 4140-00-085-1355
NSN 5996-00-420-3082
NSN 6320-01-445-0325
NSN 5999-01-606-4860
NSN 4140-01-444-2083
NSN 5975-00-773-6208
NSN 6610-01-234-5542