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 5960-01-279-2589
NSN 5999-01-612-6840
NSN 6645-01-014-9205
NSN 6240-00-923-0758
NSN 6610-01-232-4802
NSN 2925-01-277-5882
NSN 6110-00-329-3687
NSN 5905-00-173-8672
NSN 5915-01-076-4538
NSN 5920-01-372-1322
NSN 6105-00-134-7222
NSN 5975-01-236-3354