No. 40, B Style, .625" plain bore
All dimensions are nominal values and for reference only
Unit of Measure

Specifications

Bore Diameter_SYN

0.625 in

Hub Diameter_SYN

3.250 in

LTB

1.000 in

Sprocket Style_SYN

B

Number of Teeth_SYN

34

Outside Diameter_SYN

5.700 in

Pitch Diameter_SYN

5.419 in

Caliper Diameter

5.107 in
Max. Bore1 2.250 in

Weight_SYN

3.300 lb

Tooth Width_SYN

0.284 in

Hardened Teeth 

Yes

UPC Code

097039314932

Chain Technical Data

Chain Pitch_SYN

0.500 in

Chain Number_SYN

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