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 5935-01-074-0653
NSN 6645-01-327-7362
NSN 5925-01-454-3735
NSN 5925-01-401-5314
NSN 6130-00-215-2664
NSN 6650-01-354-3363
NSN 6130-01-399-8553
NSN 6105-01-003-2706
NSN 6105-01-591-0319
NSN 6620-01-278-8028
NSN 2925-01-500-0730
NSN 5998-00-159-0200