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 6135-01-390-1841
NSN 5855-01-314-8335
NSN 6150-01-211-7032
NSN 5975-01-392-1692
NSN 5855-01-334-6594
NSN 5960-00-687-1031
NSN 6610-01-192-2467
NSN 2925-01-344-6073
NSN 6130-01-215-2971
NSN 5930-01-431-9902
NSN 5998-01-596-1445
NSN 5920-01-435-6052