80B12 1-1/8" Finished Bore Sprocket (80BS12H-1-1/8)

Our 80BS12H sprockets are manufactured to conform to the ANSI standards for chain & sprockets. This sprocket is a 12 tooth sprocket that is compatible with ANSI #80 roller chain. The 80BS12 1-1/8" 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.

80B12 1-1/8" Sprocket Dimensions

• ANSI Chain Size:80
• Bore:1-1/8''
• Tooth Count:12
• Pitch Diameter (dp):3.864''
• Outside Diameter (de):4.332''
• Sprocket Thickness (B1):0.575''
• Hub Diameter (dm):3-1/8''
• Length Thru Bore (LTB):1-5/8''
• Keyway Size:1/4'' X 1/8''
• Material:1045CD
• Hardened Teeth:Yes (HRC 40-50)
• No. Of Setscrews:2
• Type Of Finish:Black Oxide

Has recessed groove in hub for chain clearance.