The TB Wood's 603B 6.0" x 3B-SD Conventional Sheave is engineered to deliver reliable and efficient power transmission in industrial applications. Designed for use with A and B section V-belts, this sheave features a 6.0-inch outside diameter and three grooves, facilitating optimal belt engagement and performance. Constructed from high-quality cast iron, it ensures durability and longevity under demanding operational conditions. The sheave's Quick Disconnect (QD) bushing system allows for straightforward installation and maintenance, minimizing downtime and enhancing operational efficiency. With a bore range accommodating from 1/2 inch to 1-15/16 inches, the 603B sheave offers versatility to meet various application requirements. Its precise engineering and robust construction make it a dependable component for machinery requiring consistent and efficient power transmission.