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 5910-01-215-3138
NSN 5998-00-621-4345
NSN 6610-01-440-4314
NSN 6130-01-356-3108
NSN 4140-01-632-8177
NSN 2925-01-643-8395
NSN 6650-01-534-5787
NSN 5915-01-590-3603
NSN 6150-00-076-2751
NSN 5996-01-472-2509
NSN 5835-00-632-8621
NSN 6645-01-232-4843