The TB Wood's AK9478 is a single groove sheave designed for efficient power transmission in belt-driven systems. With an outside diameter of 9-1/4 inches and a bore diameter of 7/8 inches, this sheave is engineered to accommodate A (4L) or 4L series V-belts, making it suitable for a variety of industrial applications. The finished bore ensures a smooth surface, reducing friction and enhancing the longevity of the sheave. Constructed from high-quality cast iron, the AK9478 offers durability and reliable performance, even under demanding conditions. Its single groove design simplifies belt installation and maintenance, contributing to operational efficiency. This sheave is compatible with TB Wood's Sure-Grip QD bushings, facilitating easy mounting and dismounting without the need for special tools. By integrating the AK9478 into your machinery, you can achieve optimal belt alignment and reduce the risk of premature belt wear, leading to decreased downtime and maintenance costs. Whether used in manufacturing, material handling, or other industrial sectors, the TB Wood's AK9478 sheave provides a robust solution for your power transmission needs.