40 Chain Sprocket With 15 Tooth And Seven Eighths Finished Bore Keyway And Set Screws For Secure Mounting And Reliable Power Transmission Ideal For Industrial Drives And Durable Machinery Ready To Install Model 40BS15 Seven Eighths Bore

Durable #40 sprocket, 15 teeth, 7/8 bore, single
✔️ #40 chain sprocket, 15 teeth, 7/8 bore, keyway, 2 set screws

This #40 chain sprocket drives a #40 roller chain with a 7/8 inch finished bore (22.23 mm) and a precision keyway. It’s built for conveyors, agricultural machinery, and general power-transmission systems where secure mounting and torque transfer matter.

✅ Bore: 7/8 in finished bore, BS style; Keyway: 3/16 x 3/32 in
✅ Chain size: #40 roller chain
✅ Teeth: 15
✅ Mounting: Includes 2 set screws for secure mounting

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

Handy overview for common setups and benefits:

• Transmits rotary motion through a chain drive, keeping drive systems synchronized
• Correct bore and teeth match with the drive shaft and chain for reliable torque
• Keyway and set screws prevent slipping under load
• Durable design improves service life in conveyors and agricultural equipment