Description & Specifications
80A40 sprockets are a ANSI standard size that has 40 teeth and works with #80 roller chain. These sprockets are known as a "Type A", which is a hubless roller chain sprocket. Our 80A40 plate sprockets are a durable, high strength sprocket that is manufactured from 1045CD carbon steel. After manufacturing a black oxide finish is applied for corrosion resistance.

80A40 Sprocket Dimensions
- ANSI Chain Size:80
- Bore:13/16''
- Tooth Count:40
- Pitch Diameter (dp):12.746''
- Outside Diameter (de):13.306''
- Sprocket Thickness (B1):0.575''
- Material:1045CD
- Hardened Teeth:Yes (HRC 40-50)
- Type Of Finish:Black Oxide