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 5920-00-503-4362
NSN 6320-01-396-2080
NSN 6240-01-246-3248
NSN 5930-01-419-8125
NSN 5975-01-442-1827
NSN 5855-01-034-3845
NSN 5895-01-577-8314
NSN 5996-01-558-9798
NSN 6130-01-159-6153
NSN 5960-01-381-2478
NSN 6620-00-770-0989
NSN 5905-01-262-0736