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 5925-00-008-4413
NSN 5905-00-368-9006
NSN 5855-01-426-5589
NSN 6620-01-576-4308
NSN 5975-01-391-1819
NSN 5930-00-259-7150
NSN 5935-01-123-9552
NSN 5985-00-013-9585
NSN 6320-01-459-6992
NSN 5895-00-821-2634
NSN 4140-01-519-7544
NSN 6240-01-570-0979