Description & Specifications
Nitro Chains' 40BTB72 Tapered Bush Sprocket is the ideal choice for heavy-duty applications requiring ANSI #40 roller chain. With 72 teeth that have been specially hardened for exceptional wear resistance, this sprocket ensures optimal performance and longevity. The use of #2012 tapered bushings (not included) provides easy installation and maintenance, while contributing to the sprocket's overall durability and reliability.

40BTB72 Sprocket Dimensions
- ANSI Chain Size:40
- Tapered Bushing No:2012*
- Tooth Count:72
- Pitch Diameter (PD):11.463''
- Outside Diameter (D):11.752''
- Sprocket Thickness (T):0.284''
- Hub Diameter (HD):3.563"
- Length Thru Bore (W):1.250"
- Material:1045CD
- Hardened Teeth:Yes (HRC 40-50)
- Type Of Finish:Black Oxide
- Install Instructions:Download
All dimensions listed are nominal values.
*Bushing Not Included

