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No. 25, B Style, .250" plain bore

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

Sprocket Specifications

Bore Diameter_SYN

0.250 in

Hub Diameter_SYN

0.781 in

LTB

0.500 in

Sprocket Style_SYN

B

Number of Teeth_SYN

13

Outside Diameter_SYN

1.167 in

Pitch Diameter_SYN

1.045 in

Caliper Diameter

0.907 in
Max. Bore1 0.438 in

Weight_SYN

0.070 lb

Tooth Width_SYN

0.110 in

Hardened Teeth 

No

Chain Technical Data

Chain Pitch_SYN

0.250 in

Chain Number_SYN

25

Inside Width 

0.125 in

Roller Diameter 

0.130 in

Specifications

UPC Code

097039313324
  • 1 Dimensions shown allow for standard keyway with set screw at 90°.