The TB Wood's 1VP4458 is a precision-engineered variable pitch sheave designed to accommodate 3L, 4L, A, 5L, and B belt sections. With a 5/8" bore diameter and an outside diameter of 4.15", this sheave offers a single groove configuration suitable for various industrial applications. Its variable pitch design allows for manual adjustment of the pitch diameter, providing flexibility in speed control and system optimization. Constructed from high-quality cast iron, the 1VP4458 ensures durability and reliable performance in demanding environments. The sheave features a finished bore with a keyway, facilitating secure installation and minimizing the risk of slippage. The face width ranges from 11/16" to 1-1/16", accommodating different belt widths and ensuring proper belt engagement. This sheave is ideal for applications requiring precise speed adjustments and reliable power transmission, such as conveyor systems, machine tools, and other industrial equipment. By incorporating the TB Wood's 1VP4458 into your machinery, you can achieve efficient operation and extend the service life of your equipment.