40 Chain Sprocket, 13 Tooth, Three Quarter Inch Finished Bore With Keyway And Set Screws, Reliable Power Transmission, Ready To Install, Precise Alignment For Standard 40 Chain Durable, Secure Mounting And Long Service Life

Durable #40 roller chain sprocket with 13 teeth and 3/4-inch bore
✔️ #40 sprocket with 13 teeth, 3/4-inch finished bore, keyway, and two set screws for secure power transmission

This sprocket is a key component for #40 roller chains, often found in industrial applications like conveyors, farm gear, and machinery to keep things running smoothly and transfer power effectively.

✅ 13 teeth designed for reliable operation in power transmission
✅ 3/4-inch finished bore with a 3/16 x 3/32-inch keyway for precise fitting
✅ Two set screws included for easy and secure mounting

💡 What role does a finished bore play in sprocket performance for mechanical systems?
A finished bore ensures a precise fit that boosts efficiency in power setups.
- Reduces wear on shafts for longer machine life
- Allows quick installation without extra machining
- Improves load handling in tough spots like industrial drives
- Enhances overall reliability for everyday use in equipment