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 6685-01-084-8841
NSN 5990-01-122-5629
NSN 5905-01-514-0287
NSN 5996-00-369-5299
NSN 5945-00-169-1408
NSN 4140-01-469-6140
NSN 5999-01-097-8667
NSN 5960-00-401-0794
NSN 6610-01-352-6344
NSN 6650-01-147-7135
NSN 5930-01-073-1693
NSN 5930-01-339-9100