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

47

Outside Diameter

7.770 in

Pitch Diameter

7.486 in

Caliper Diameter

7.169 in
Max. Bore1 2.375 in

Weight

5.440 lb

Tooth Nominal Width

0.284 in

Hardened Teeth 

Yes

UPC Code

097039315069

Chain Technical Data

Pitch

0.500 in

Chain Size

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