The TB Wood's 1203C is a high-quality 12.4-inch outside diameter (OD) 3-groove C-belt sheave constructed from durable cast iron. Designed for use with 8V/8VX cross-section V-belts, this sheave offers reliable performance in various industrial applications. Its webbed design ensures optimal strength and longevity, making it a dependable choice for demanding operations. The sheave features a Quick Disconnect (QD) bushing system, allowing for easy installation and removal, which minimizes downtime during maintenance. The bore diameter ranges from 7/8 to 3-1/2 inches, accommodating a wide range of shaft sizes. The face width is 3-3/8 inches, providing ample surface area for belt contact, thereby enhancing power transmission efficiency. The keyway sizes are tailored to fit specific bore diameters, ensuring a secure fit and reducing the risk of slippage. With a pitch diameter of 12 inches and a weight of 38.4 pounds, the 1203C sheave is engineered to deliver consistent performance under various operational conditions. Its cast iron construction offers excellent resistance to wear and fatigue, extending the service life of the sheave and associated components. This sheave is part of TB Wood's extensive range of industrial couplings and belted drive solutions, reflecting the company's commitment to quality and innovation in power transmission products.