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 7035-00-337-8745
NSN 6610-01-050-3075
NSN 6150-01-066-3263
NSN 5930-01-565-6643
NSN 6150-01-423-7843
NSN 5910-01-367-1788
NSN 5855-01-424-2769
NSN 5998-01-158-2295
NSN 5965-00-693-8829
NSN 4140-01-431-6543
NSN 6645-01-378-1285
NSN 6620-01-098-9866