Description & Specifications
Our 50BS21H sprockets are manufactured to conform to the ANSI standards for chain & sprockets. This sprocket is a 21 tooth sprocket that is compatible with ANSI #50 roller chain. The 50BS21 3/4" sprocket is a finished bore style that has a standard keyway & 2 setscrews. Our sprocket teeth are hardened to help prevent tooth wear. A black oxide finish is applied to the sprocket for corrosion resistance.
50B21 3/4" Sprocket Dimensions
- ANSI Chain Size:50
- Bore (D1):3/4''
- Tooth Count:21
- Pitch Diameter (dp):4.193''
- Outside Diameter (de):4.521''
- Sprocket Thickness (B1):0.343''
- Hub Diameter (dm):3''
- Length Thru Bore (LTB):1''
- Keyway Size:3/16'' X 3/32''
- Material:1045CD
- Hardened Teeth:Yes (HRC 40-50)
- No. Of Setscrews:2
- Type Of Finish:Black Oxide
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