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 5905-00-276-8597
NSN 4140-01-322-8133
NSN 6240-01-297-8656
NSN 4140-01-540-5318
NSN 5930-00-043-1378
NSN 5985-01-600-0025
NSN 6135-01-332-0431
NSN 5950-01-023-1493
NSN 5965-00-929-4536
NSN 6645-01-245-4341
NSN 5945-01-332-1043
NSN 6240-00-929-0585