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 6320-01-512-2031
NSN 5975-00-035-6524
NSN 6610-00-526-6093
NSN 7035-01-442-5737
NSN 5910-01-550-7184
NSN 5935-00-192-3613
NSN 6620-00-483-1961
NSN 5985-01-423-3171
NSN 6110-01-408-7508
NSN 5930-00-521-2834
NSN 6135-00-166-5984
NSN 5945-01-598-6451