Finished Bore Cast Iron Sheave With Five Eighths Inch Bore, Two And A Half Inch Outer Diameter, Twenty One Thirty Second Inch Wide, One Groove Pulley For Three L Belt Drive, Suitable For Belts, Precision Mechanical Component Made In United States

Single-pack finished bore 2.5 inch OD, 5/8 inch bore
✔️ 63.5mm OD x 16.7mm W, bore 15.9mm, single groove

This finished bore, single-groove pulley is a cast iron drive wheel designed for 3L A-belt systems. It’s a common fit in belt drives for conveyors, mills, and other industrial equipment where solid, reliable belt guidance is needed.

✅ 2-1/2 inch outer diameter (63.5 mm)
✅ 21/32 inch width (16.7 mm)
✅ 5/8 inch bore (15.9 mm)
✅ Single groove for 3L A-belt drives
✅ Cast iron construction with finished bore for easy mounting

💡 What is a finished bore pulley used for in belt-drive systems? This handy component guides belt motion and supports shaft alignment, improving efficiency and reducing wear.

• belt-drive alignment and tension control for 3L A-belt layouts
• durable cast iron body for long service life
• finished bore simplifies mounting and reduces setup time
• suitable for single-groove belt drives in light to medium loads