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 4140-00-198-4961
NSN 5905-01-469-7567
NSN 6645-00-243-9470
NSN 5945-01-210-7200
NSN 2925-00-071-4197
NSN 5835-01-568-7796
NSN 5930-01-437-4638
NSN 4140-01-648-4135
NSN 5965-00-823-8623
NSN 5895-00-840-3776
NSN 6150-01-381-5676
NSN 6320-01-177-3192