The Nachi 6315ZZNR radial ball bearing features a 75 mm bore diameter, 160 mm outer diameter, and 37 mm width, designed with a double shield and snap ring for secure axial positioning. Constructed from high-quality steel with a stamped steel cage, it offers a dynamic load capacity of 113,000 N and a static load capacity of 77,000 N. This single-row deep groove bearing supports speeds up to 4,300 rpm with grease lubrication and 5,000 rpm with oil, operating reliably at temperatures up to 250°F (120°C). It provides excellent radial and axial load capacity, low noise, smooth operation, and long service life due to its original seal design and special grease.