The NTN 21316D1C3 is a high-quality spherical roller bearing designed for demanding industrial and agricultural machinery. This genuine NTN bearing features a 80 mm bore diameter, 170 mm outer diameter, and 39 mm width, ensuring robust performance and durability. It includes C3 internal clearance, which is greater than normal, making it suitable for applications involving high speeds, high temperatures, or where shaft deflection is expected. Spherical roller bearings are known for their ability to accommodate misalignment and heavy radial and axial loads.