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 6610-00-382-0266
NSN 5996-01-199-0442
NSN 5975-01-406-5337
NSN 5905-01-010-1806
NSN 5915-01-542-9037
NSN 5990-01-491-1397
NSN 5905-00-455-8482
NSN 5990-01-633-9503
NSN 6150-00-968-3700
NSN 5920-01-521-2424
NSN 5996-01-392-7220
NSN 7035-00-541-8516