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No. 40, B Style, .625" plain bore SS

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

Specifications

Bore Diameter_SYN

0.625 in

Hub Diameter_SYN

2.750 in

LTB

1.000 in

Sprocket Style_SYN

B

Number of Teeth_SYN

21

Outside Diameter_SYN

3.620 in

Pitch Diameter_SYN

3.355 in

Caliper Diameter

3.033 in

Max. Bore

1.875 in

Weight_SYN

1.680 lb

Tooth Width_SYN

0.284 in

UPC Code

097039390820

Chain Technical Data

Chain Pitch_SYN

0.500 in

Chain Number_SYN

40