40 Tooth Chain Sprocket With One And A Quarter Inch Finished Bore For 40 Chain Drive, Includes Precision Keyway And Two Set Screws For Secure Mounting, Ready To Install, Durable Power Transmission Component, Ideal For Industrial Machinery And Equipment

40-Tooth chain sprocket with 1 1/4 bore and keyway
✔️ 1 1/4 bore, 40 teeth, BS style, with keyway and set screws, single unit

This single unit sprocket is a durable drive component used with #40 roller chains in conveyors, industrial machinery, and farming equipment. It ships ready to mount with a precise keyway and two set screws for secure installation.

✅ Chain size: #40 roller chain
✅ Teeth: 40 teeth
✅ Bore: 1 1/4 finished bore
✅ Bore style: BS
✅ Keyway: 1/4 x 1/8
✅ Mounting: Includes 2 set screws

💡 What is a chain sprocket used for in power transmission? A handy overview for buyers.
- Transfers torque from a drive shaft to a roller chain for motion transfer.
- Commonly used in conveyors, farm equipment, and industrial gear trains.
- Finished bore and keyway simplify alignment and mounting.