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 5960-01-552-8601
NSN 5920-01-112-0730
NSN 5915-01-568-1757
NSN 5965-01-317-6077
NSN 5915-01-227-8524
NSN 6220-01-567-9368
NSN 5950-00-902-7751
NSN 6650-00-527-8822
NSN 5935-00-161-6736
NSN 5915-01-577-3870
NSN 6685-01-340-4989
NSN 5855-01-320-7640