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 5915-01-319-5819
NSN 6240-01-555-8365
NSN 5920-01-139-5973
NSN 6610-00-197-7648
NSN 5935-00-403-5388
NSN 5960-01-242-5297
NSN 6650-01-231-9545
NSN 5920-01-274-3965
NSN 6135-01-340-2599
NSN 5998-00-837-2419
NSN 6135-01-428-7490
NSN 7035-01-067-8991