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 6620-01-600-0479
NSN 5975-01-203-4581
NSN 6105-01-224-7258
NSN 6130-01-304-1394
NSN 6220-01-522-1884
NSN 5910-01-632-0735
NSN 6240-01-315-4463
NSN 5895-01-218-5745
NSN 5910-01-412-0354
NSN 5975-01-346-1681
NSN 4140-00-832-0459
NSN 5855-01-400-1590