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 5999-00-009-1609
NSN 2925-00-257-2872
NSN 6650-01-200-3293
NSN 5965-01-578-6260
NSN 6650-01-260-5480
NSN 5985-01-351-0289
NSN 6105-01-036-3512
NSN 5999-00-258-4033
NSN 5835-01-544-5183
NSN 6650-01-140-4463
NSN 6610-01-173-3128
NSN 7035-01-633-3360