该类轴承滚子为球面型，由于座圈滚道面呈球面，具有调心性能。
The roller of these bearings are of spherical shape, and the spherical raceway surface of the housing washer is selfaligned.
座圈的安装面呈球面的轴承，具有调心性能，可以减少安装误差的影响。
Appear before the installation of seat spherical bearings with aligning properties, can reduce installation errors.
应用推荐