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 6320-01-233-5798
NSN 5960-00-074-8968
NSN 5895-01-508-8991
NSN 6620-01-116-0486
NSN 6130-01-495-1499
NSN 5935-00-378-0003
NSN 5985-00-222-4774
NSN 5990-01-529-6347
NSN 6650-01-587-8380
NSN 6220-01-610-8740
NSN 5915-01-377-2613
NSN 6320-01-415-0953