40 Chain Sprocket, 18 Tooth, 1 3/16 Inch Finished Bore With Keyway And Set Screws For Reliable Power Transmission And Easy Installation, Compatible With Standard 40 Chain Systems For Heavy Duty Applications

Heavy-Duty #40 Chain Sprocket: 18 Teeth, 1-3/16 Bore
✔️ 18 teeth, 1-3/16 bore, single unit with keyway and screws

This chain sprocket is designed for use with #40 roller chain and is typically mounted on conveyors, industrial machinery, and agricultural equipment. It features a finished bore of 1-3/16 inches and includes a 1/4 x 1/8 inch keyway plus two set screws for secure mounting, delivering reliable torque transfer in demanding drives.

✅ Bore size: 1 3/16 finished bore (30.16 mm) with 1/4 x 1/8 keyway (6.35 x 3.18 mm)
✅ Chain size: #40 roller chain
✅ Teeth: 18
✅ Bore style: BS
✅ Mounting: Includes 2 set screws

💡 What is a chain sprocket with a finished bore used for?

It's a handy drive component used to transfer rotational power to a chain in a wide range of equipment.

- Transfers rotational power to a chain in conveyors, packaging lines, and industrial machinery - Matches #40 roller chain for predictable torque and timing - Includes a keyway and two set screws for secure shaft mounting - Common in farming, material handling, and general manufacturing settings