This precision-engineered deep groove ball bearing features an ultra-thin cross-section design, making it ideal for applications where space is at a premium. With dimensions of 20x27x4mm, this thin-walled bearing is constructed from high-grade bearing steel to ensure maximum durability and reliable performance. Available in both ZZ (metal shield) and RS (rubber seal) configurations, this bearing provides excellent protection against contaminants while maintaining smooth, quiet operation at high speeds. Part of a comprehensive series ranging from 6700 to 6710, this versatile bearing is perfect for various industrial and mechanical applications where compact design and high performance are essential. The robust steel construction combined with precision engineering ensures consistent performance and extended service life, while the thin-wall design helps reduce overall assembly weight without compromising strength.