50B20 1-7/16" Finished Bore Sprocket (50BS20H-1-7/16)

Our 50BS20H sprockets are manufactured to conform to the ANSI standards for chain & sprockets. This sprocket is a 20 tooth sprocket that is compatible with ANSI #50 roller chain. The 50BS20 1-7/16" 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.

50B20 1-7/16" Sprocket Dimensions

• ANSI Chain Size:50
• Bore:1-7/16''
• Tooth Count:20
• Pitch Diameter (dp):3.995''
• Outside Diameter (de):4.321''
• Sprocket Thickness (B1):0.343''
• Hub Diameter (dm):3''
• Length Thru Bore (LTB):1''
• Keyway Size:3/8'' X 3/16''
• Material:1045CD
• Hardened Teeth:Yes (HRC 40-50)
• No. Of Setscrews:2
• Type Of Finish:Black Oxide