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 5975-01-495-7975
NSN 5998-00-785-0929
NSN 5975-00-503-1545
NSN 5985-00-369-9299
NSN 5895-00-368-9243
NSN 5925-00-821-6552
NSN 7035-01-013-9889
NSN 5965-01-447-9754
NSN 6620-01-357-0757
NSN 5998-01-525-7005
NSN 6135-01-579-3534
NSN 6130-01-386-4298