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 5950-00-489-5583
NSN 5895-00-576-8453
NSN 6130-01-213-0196
NSN 5990-01-542-4212
NSN 6620-00-663-8962
NSN 5915-01-541-3957
NSN 6135-01-633-8502
NSN 6240-01-631-8680
NSN 6620-01-278-8028
NSN 6645-01-123-9277
NSN 5996-01-206-1329
NSN 5905-00-255-9386