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 6650-00-155-8431
NSN 5915-00-577-1501
NSN 6240-00-660-8467
NSN 6105-01-142-3933
NSN 6135-01-444-6824
NSN 6645-01-370-4259
NSN 5930-00-925-1891
NSN 5960-01-632-6576
NSN 5965-01-570-1625
NSN 6135-01-386-5709
NSN 4140-00-904-3438
NSN 6240-01-515-1553