40 Chain Sprocket With 16 Teeth And 1 3 16 Finished Bore Featuring Keyway And Two Set Screws For Secure Mounting And Reliable Power Transmission Model 40BS16 1 3 16 Sprocket For Tight Tolerances

40 Chain Sprocket, 16 Teeth, 1-3/16 Bore (Single)
✔️ #40 chain sprocket, 16 teeth, 1 3/16 finished bore, includes keyway

This 40-tooth chain sprocket has a finished bore of 1 3/16 inch, designed for power transmission across conveyors, agricultural equipment, and industrial machinery. It ships as a single unit with a precision keyway and two set screws for secure mounting.

✅ Bore size: 1 3/16 in (30.2 mm)
✅ Chain size: #40 roller chain
✅ Teeth: 16
✅ Bore style: BS
✅ Keyway: 1/4 x 1/8 in (6.35 x 3.18 mm)
✅ Mounting: Includes 2 set screws

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

It’s a handy drive component for power transmission in conveyors and machinery.

- Precise bore alignment reduces wobble under load
- Keyway and set screws lock it firmly to the shaft
- Designed to work with #40 roller chain for standard systems
- Heavy-duty steel construction withstands industrial use