The TB Wood's 3V651 6-1/2" Outside Diameter Narrow Ultra V-Belt Sheave with QD® Bushing is engineered for high-performance applications requiring efficient power transmission. Designed to accommodate 3V and 3VX section V-belts, this sheave ensures optimal belt engagement and longevity. Constructed from fine-grain, high-tensile cast iron, it offers exceptional durability and resistance to wear, making it suitable for demanding industrial environments. The sheave's QD® (Quick Disconnect) bushing system facilitates easy installation and removal, reducing downtime during maintenance. With a 6-1/2" outside diameter and a 0.69" face width, it provides a compact solution for space-constrained setups. The 1/2 to 1-5/8" bore diameter range allows for versatile compatibility with various shaft sizes. This sheave is ideal for applications in material handling, packaging machinery, and other industrial sectors where reliable and efficient power transmission is essential.