The NTN 5309SC3 is a high-quality double row angular contact ball bearing, engineered for superior performance in various industrial and agricultural machinery applications. Featuring a 45 mm bore diameter, 100 mm outer diameter, and 36 mm width, this bearing is designed to accommodate both radial and axial loads. The 'SC3' designation indicates a specific internal design for the angular contact bearing with C3 radial clearance, allowing for thermal expansion and preventing premature wear, making it suitable for applications with higher operating temperatures or where greater clearance is required. Manufactured by NTN, a trusted leader in bearing technology, this bearing ensures reliability and extended service life.