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 5935-00-502-4933
NSN 6220-00-183-0742
NSN 5905-01-100-3984
NSN 6240-01-293-7609
NSN 5960-01-602-6009
NSN 6685-00-989-6921
NSN 5985-00-820-9265
NSN 6130-01-041-9509
NSN 5960-01-622-0393
NSN 5996-01-394-3378
NSN 6320-00-701-0437
NSN 6620-01-025-4690