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 6105-00-213-7721
NSN 5935-01-503-1457
NSN 6110-00-633-5253
NSN 6685-00-248-7716
NSN 6145-00-782-4420
NSN 5996-00-936-6003
NSN 5915-01-560-6795
NSN 7035-01-459-8268
NSN 5996-01-555-2924
NSN 5925-00-919-3054
NSN 4140-00-772-5244
NSN 6220-01-048-5183