No. 80, B Style, 1.000" Finished Bore

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

Specifications

Hub Diameter

4.250 in

LTB

1.500 in

Style

B

No. Teeth

20

Finished Bore Diameter

1.000 in
Max. Bore1 2.750 in

Weight

8.000 lb

Tooth Nominal Width

0.575 in

Hardened Teeth 

Yes

Industry Equivalent

80BS20 1

UPC Code

097039338761

Chain Technical Data

Pitch

1.000 in

Chain Size

80

Sprocket Diameters

Outside Diameter

6.910 in

Pitch Diameter

6.392 in

Caliper Diameter

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