No. 80, B Style, 1.125" Finished Bore

All dimensions are nominal values and for reference only
Unit of Measure

Specifications

Hub Diameter

3.125 in

LTB

1.625 in

Style

B

No. Teeth

12

Finished Bore Diameter

1.125 in
Max. Bore1 1.875 in

Weight

3.000 lb

Tooth Nominal Width

0.575 in

Hardened Teeth 

Yes

Industry Equivalent

80BS12 1 1/8

UPC Code

097039337818

Chain Technical Data

Pitch

1.000 in

Chain Size

80

Sprocket Diameters

Outside Diameter

4.330 in

Pitch Diameter

3.864 in

Caliper Diameter

3.239 in
  • 1 Dimensions shown allow for standard keyway with set screw at 90°.