Multi-Strand, No. 40, B Style, .500" plain bore
Has recessed groove in hub for chain clearance

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

Specifications

Bore Diameter_SYN

N/A 0.500 in

Hub Diameter_SYN

N/A 1.188 in

Length Through Bore_SYN

N/A 1.500 in

Sprocket Style_SYN

N/A B

Number of Teeth_SYN

N/A 12

Outside Diameter_SYN

N/A 2.170 in

Pitch Diameter_SYN

N/A 1.932 in

Caliper Diameter

N/A 1.620 in
Max. Bore1 N/A 0.938 in

Weight_SYN

N/A 0.760 lb

Tooth Width_SYN

N/A 0.275 in

Hardened Teeth 

N/A Yes

UPC Code

N/A 097039364555

Chain Technical Data

Chain Pitch_SYN

N/A 0.500 in

Chain Number_SYN

N/A 40-2
  • 1 Dimensions shown allow for strandard keyway with set screw at 90°