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 6240-01-285-7857
NSN 6135-01-395-6693
NSN 4140-01-203-7635
NSN 5935-01-220-3054
NSN 5925-01-227-5536
NSN 5925-01-169-8205
NSN 6135-00-767-0331
NSN 6145-01-487-6322
NSN 5910-01-391-5587
NSN 7035-01-245-9585
NSN 6240-01-068-3491
NSN 5855-01-600-0003