... bearing outer ring raceway is spherical, thus having self-aligning capability, when the stress of curved or ... 10x, 12x, 13XUniversal series: 12xx, 13xx, 22xx, 23xxApplication: Self-aligning ball bearing is designed to withstand the heavy load ... motorcycles, metallurgical, mining, petroleum, rolling mill, paper, cement, sugar and other industries and general machinery etc.. self aligning ball bearing