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 6645-01-054-3969
NSN 5920-01-597-0121
NSN 6320-01-631-7828
NSN 5895-01-134-4108
NSN 5910-00-583-4998
NSN 6240-01-612-8976
NSN 5945-00-864-8270
NSN 6220-00-070-7878
NSN 5990-00-990-7030
NSN 5930-01-241-8265
NSN 5950-01-230-6575
NSN 5905-01-605-3901