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 6650-01-135-9670
NSN 5855-01-444-3447
NSN 5996-01-035-2042
NSN 6320-01-631-7828
NSN 5935-01-501-0611
NSN 5990-01-416-6009
NSN 6610-00-063-8489
NSN 6220-00-819-9325
NSN 5920-00-621-6601
NSN 5985-00-843-4091
NSN 5935-01-506-0732
NSN 5998-01-475-1395