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 5935-01-152-1906
NSN 5965-00-518-0958
NSN 5985-01-354-4586
NSN 6320-01-648-5538
NSN 5855-00-079-2370
NSN 6620-00-930-4179
NSN 7035-01-093-9544
NSN 5895-01-094-6694
NSN 5930-01-090-0223
NSN 4140-00-473-4913
NSN 6320-01-032-9703
NSN 4140-00-497-3416