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 6685-01-353-1192
NSN 6135-01-142-6456
NSN 6130-01-066-2791
NSN 6130-01-314-2249
NSN 5996-01-413-0229
NSN 5915-01-204-4167
NSN 5930-01-174-5287
NSN 6610-00-170-6715
NSN 6620-01-464-6762
NSN 6620-01-502-9104
NSN 5935-01-391-0485
NSN 5975-00-756-2451