The 606 ZZ is a Premium Miniature Deep Groove Ball Bearing engineered for smooth, reliable operation in compact and precision applications. Featuring double metal shields (ZZ) on both sides, this metric bearing provides effective protection against dust and particulate contaminants while ensuring low friction torque. With a 6mm bore and an ultra-compact outer diameter, it is ideal for small motors, encoders, office automation, and instruments where space-saving and cleanliness are paramount.