Number 80 Chain Sprocket, 18 Teeth, 1 3 8 Inch Bore With Keyway And Two Set Screws, Model 80BS18 1 3 8 Bore, Designed For Reliable Power Transmission And Easy Mounting, Factory Ready Installation For Quick Secure Fit In Power Transmission

Premium #80 chain sprocket, 18 teeth, 1 3/8 bore (single)
✔️ 1 3/8 finished bore for #80 chain; includes keyway and set screws

This #80 chain sprocket is a fixed power-transmission component designed to mate with #80 roller chain. It's commonly used on conveyors, agricultural machinery, and general industrial equipment for reliable torque transfer.

✅ Bore size: 1 3/8 finished bore
✅ Chain size: #80 roller chain
✅ Teeth: 18
✅ Bore style: BS
✅ Keyway: 5/16 x 5/32
✅ Mounting: Includes 2 set screws

💡 What is a chain sprocket with a finished bore used for in power transmission systems?

Essential for reliable torque transfer and drivetrain alignment.

• Handy for connecting #80 roller chain to a shaft with a precise bore
• Secure mounting with a keyway and set screws reduces slip
• Ideal for conveyors, agricultural gear, and general machinery
• Durable design minimizes wear and maintenance in moderate-load setups