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 5990-01-319-5667
NSN 6220-01-278-5803
NSN 5835-01-626-9603
NSN 5915-00-276-8332
NSN 6240-01-552-2232
NSN 6685-01-030-0557
NSN 6685-01-219-2338
NSN 5920-01-034-5163
NSN 6130-00-860-9651
NSN 5990-01-037-9801
NSN 6610-01-608-0004
NSN 6685-01-057-2823