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 5960-00-228-5985
NSN 5915-01-164-6663
NSN 5935-01-577-0105
NSN 5950-00-182-8204
NSN 6150-01-546-5584
NSN 6320-01-150-5378
NSN 6220-01-391-6084
NSN 5998-00-842-6717
NSN 6610-01-397-1621
NSN 5835-00-683-4612
NSN 6685-00-941-8850
NSN 6685-00-111-1123