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 5915-01-394-8211
NSN 5905-00-330-4895
NSN 5915-00-233-6346
NSN 5990-01-400-3299
NSN 5895-01-444-9190
NSN 6240-01-117-7150
NSN 7035-00-064-7008
NSN 6320-01-643-0850
NSN 5905-01-461-3144
NSN 5930-01-180-0410
NSN 6620-00-635-7347
NSN 6135-01-572-3296