What is the difference between a self-aligning ball bearing and a spherical roller bearing? Which one should I choose?

Self-aligning ball bearing The self-aligning ball bearing┬áhas two rows of steel balls, the inner ring has two raceways, and the outer ring raceway is an inner spherical surface, which has the performance of self-aligning. It can automatically compensate for the coaxiality error caused by the bending of the shaft and the deformation of the housing, […]

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