40 Chain Sprocket With 11 Teeth One Half Inch Finished Bore Keyway And Set Screws Model 40BS11 1/2 Durable Power Transmission Sprocket For Reliable Industrial Machinery High Torque Capacity And Easy Secure Mounting

High-Strength #40 Chain Sprocket, 11 Teeth, 1/2 Bore (Pack 1)
✔️ 11-tooth, 1/2 bore with keyway and 2 set screws

This #40 chain sprocket uses a BS bore with a 1/2 finished bore and comes ready to mount with a precision keyway and two set screws. It’s designed for reliable power transmission in conveyors, industrial machinery, agricultural equipment, and general drive systems.

Designed for power transmission efficiency and long service life in compact drive trains, this sprocket pairs with standard #40 roller chain for dependable performance. ✅ Bore Size: 1/2 in (12.7 mm) finished bore with keyway
✅ Chain Size: #40 roller chain
✅ Teeth: 11
✅ Bore Style: BS
✅ Keyway: 1/8 x 1/16
✅ Mounting: Includes 2 set screws

💡 What is a common, handy use for a chain sprocket with a 1/2 bore and 11 teeth in a power-transmission system?

This handy drive component is used where compact, reliable chain drives are needed.

- fits #40 roller chain for steady power transfer - uses a keyway and 2 set screws for secure mounting - ideal in conveyors, agricultural gear, and general machinery