The NTN UCP308D1 is a robust pillow block bearing unit designed for reliable performance in various industrial and agricultural applications. It features a 40mm bore diameter and a durable cast iron housing, providing stable support for rotating shafts. This unit has an overall length of 184mm, an overall height of 150mm, and a center height of 85mm. The 2-bolt base has a bolt hole spacing of 140mm and a bolt hole diameter of 19mm, ensuring secure mounting.