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 5998-01-434-7059
NSN 6650-01-428-9958
NSN 6645-01-211-6502
NSN 5835-01-370-8912
NSN 6110-00-731-9754
NSN 6240-01-140-5671
NSN 5930-01-041-1384
NSN 2925-01-218-0153
NSN 4140-00-983-4083
NSN 5905-00-420-2915
NSN 6610-00-960-9135
NSN 5910-01-354-7241