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 5895-01-381-5642
NSN 5920-01-347-3608
NSN 5910-00-889-1513
NSN 5998-01-503-9606
NSN 5960-01-416-2544
NSN 6130-00-041-6468
NSN 6130-00-686-4906
NSN 5996-00-155-6904
NSN 5905-01-413-1047
NSN 6130-01-317-2328
NSN 6105-01-441-2579
NSN 6650-01-265-2672