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 5920-01-570-4436
NSN 2925-00-233-5644
NSN 5905-00-597-0812
NSN 5950-01-567-1738
NSN 6150-00-255-8706
NSN 5999-00-807-1435
NSN 5935-01-352-5470
NSN 6150-00-222-0963
NSN 5945-01-261-4790
NSN 5920-00-773-1282
NSN 6130-01-534-9753
NSN 2925-01-359-9818