The NKE 4309btv is a high-quality double row deep groove ball bearing, featuring a 45 mm bore diameter, a 120 mm outer diameter, and a 39 mm width. This robust bearing is equipped with a TV (glass fibre reinforced polyamide) cage, ensuring excellent durability and reduced friction. Its double row design provides superior radial and axial load carrying capacity, making it ideal for demanding industrial applications requiring enhanced rigidity and reliable load support. It has a basic dynamic load rating of 90 kN and a basic static load rating of 60 kN, with a limiting speed of 5000 rpm.