A frame or inclosure which spaces and retains the rolling elements of a bearing, roller (as modified).
3.1880 inches minimum and 3.1910 inches maximum bore diameter, copper alloy 952 overall material, 0.5890 inches minimum and 0.5990 inches maximum overall width, qq-c-390,ty 2 fed spec single material response overall material document and classification, 3.3810 inches minimum and 3.4010 inches maximum outside diameter