40B66

ANSI 40-1 Hub Steel Sprocket

For #40 Single Strand Chain with

1/2 Inch Pitch

5/16 Inch Roller Width

0.313 Inch Roller Diameter

0.283 Inch Single Tooth Width (B1)

0.283 Inch Sprocket Tooth Face Width (B1)

10.796 Inch Outside Diameter (Approximate) (de)

3 9/16 Inch Hub Diameter (dn)

1 Inch Inch approximate Pilot hole / bore +/- 1/16 inch (d1)

1-1/8 Inch Inch Total Width (A)

066 Teeth