The NTN UKF312D1 is a robust 4-bolt flanged bearing unit designed for demanding industrial and agricultural applications. This genuine NTN unit features a durable cast iron housing (F312) and a high-performance bearing insert (UK312D1) with a 60 mm bore diameter. It is engineered to provide reliable operation and easy installation, making it suitable for various machinery requiring secure shaft support and efficient power transmission. The unit is pre-lubricated and sealed to protect against contaminants, ensuring extended service life.