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 2925-01-633-4048
NSN 4140-01-467-9483
NSN 6645-01-600-5653
NSN 6220-00-216-7284
NSN 5960-00-264-3017
NSN 5895-00-807-1540
NSN 5855-01-258-5161
NSN 5920-00-087-2650
NSN 5835-00-876-4544
NSN 6105-00-891-8822
NSN 5835-01-345-5090
NSN 6130-00-266-7496