No. 40, B Style, .750" plain bore
All dimensions are nominal values and for reference only
Unit of Measure

Specifications

Stock Bore Diameter

0.750 in

Hub Diameter

3.500 in

LTB

1.125 in

Style

B

No. Teeth

54

Outside Diameter

8.890 in

Pitch Diameter

8.599 in

Caliper Diameter

8.286 in
Max. Bore1 2.375 in

Weight

6.420 lb

Tooth Nominal Width

0.284 in

Hardened Teeth 

Yes

UPC Code

097039315137

Chain Technical Data

Pitch

0.500 in

Chain Size

40
  • 1 Dimensions shown allow for standard keyway with set screw at 90°