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 4140-01-137-5936
NSN 6620-01-199-8580
NSN 6145-00-119-8201
NSN 6130-01-420-6535
NSN 6105-00-333-2178
NSN 6220-00-140-4158
NSN 5835-00-518-4507
NSN 5935-00-794-6610
NSN 6150-01-389-6624
NSN 6110-00-740-5750
NSN 6135-01-101-5039
NSN 6220-00-586-0367