The 6301DD deep groove ball bearing features a 12 mm bore diameter, 37 mm outer diameter, and 12 mm width, constructed with steel inner and outer rings for durability. It is a single-row radial bearing with double metal shields on both sides, providing protection against contaminants while maintaining high-speed performance up to 16,000 to 20,000 rpm with grease lubrication. The bearing offers a dynamic load rating around 9.7 to 12.1 kN and a static load rating near 4.2 kN, suitable for various industrial and automation applications requiring reliable radial and axial load handling. Its compact dimensions and sealed design ensure long service life and low maintenance.