Description & Specifications
Our D40B13-SB stock bore sprocket is designed for versatility and customization. This sprocket is compatible with #40-2 double strand ANSI roller chains and features 13 hardened teeth and a plain bore. The minimum plain stock bore allows you to machine it to any required diameter, add keyways & setscrews for secure shaft mounting, or even machine it to accept a bearing or bushing for smooth rotation. This sprocket ensures a perfect fit for your machinery, delivering reliable power transmission and performance.

D40B13-SB Sprocket Dimensions
- ANSI Chain Size:40-2
- Bore (B):1/2"
- Tooth Count:13
- Pitch Diameter (PD):2.089''
- Outside Diameter (D):2.329''
- Sprocket Thickness (T):0.284''
- Hub Diameter (HD):1-9/16''
- Tooth Face Width (TW):0.841"
- Length Thru Bore (W):1.500"
- Material:1045CD
- Hardened Teeth:Yes (HRC 40-50)
- Type Of Finish:Black Oxide
All dimensions listed are nominal values.

