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 6650-00-552-5848
NSN 6145-00-603-2578
NSN 6650-01-053-8726
NSN 5910-01-111-9437
NSN 5960-01-056-4982
NSN 5945-00-859-1143
NSN 6645-01-487-7693
NSN 6240-01-369-0295
NSN 2925-01-554-5246
NSN 5960-01-381-8475
NSN 5998-01-058-5710
NSN 6620-00-248-6950