With the same center as the bearing, the spherically formed outer ring raceway can make selfalignment.Their rolling elements linearly come into contact with the raceways of inner ring and outer ring.

• 调心滚子轴承外圈是以轴承中心点为球心的球面，具有自动调心性，滚动体与内、外圈滚道之间是线性接触，能承受大的径向载荷。