Description & Specifications
Our 40BS20H sprocket is an ANSI standard sprocket with a 1-1/4" finished bore that has a keyway & 2 setscrews. 40BS20 sprockets are a 20 tooth sprocket that works with ANSI #40 roller chain. These sprockets are manufactured from 1045CD carbon steel material. The sprocket teeth are hardened for increased wear resistance.

40B20 1-1/4" Sprocket Dimensions
- ANSI Chain Size:40
- Bore (D1):1-1/4''
- Tooth Count:20
- Pitch Diameter (dp):3.196''
- Outside Diameter (de):3.457''
- Sprocket Thickness (B1):0.284''
- Hub Diameter (dm):2-5/8''
- Length Thru Bore (LTB):1''
- Keyway Size:1/4'' X 1/8''
- Material:1045CD
- Hardened Teeth:Yes (HRC 40-50)
- No. Of Setscrews:2
- Type Of Finish:Black Oxide
Features
