... °,Are used for precision spindle bearingsc.Contact angleαα=15°,Multi-precision bearings for the larger size.(3)Pair of ... sections: back to back configuration, face to face configuration, series configuration (also known as: O-type configuration, X-type ... way bearings can withstand axial load.c.Series configuration, post code-named DT (such as 70000/DT), series configuration, the load line parallel, ...