Tsubaki of Canada
Head Office & Manufacturing Plant
1630 Drew Road
Mississauga, Ontario L5S 1J6

Toll Free: (905) 676-0400, (800) 263-7088
After Hours Number: (905) 601-3043
Fax: (905) 676-0904
Email: insidesales@tsubaki.ca
Website: www.tsubaki.ca
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No. 25, B Style, .250" plain bore SS

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

Sprocket Specifications

Stock Bore Diameter

 N/A 0.250 in

Hub Diameter

 N/A 1.375 in

LTB

 N/A 0.625 in

Style

 N/A B

No. Teeth

 N/A 21

Outside Diameter

 N/A 1.809 in

Pitch Diameter

 N/A 1.678 in

Caliper Diameter

 N/A 1.543 in
Max. Bore1 N/A 0.875 in

Weight

 N/A 0.280 lb

Tooth Nominal Width

 N/A 0.110 in

Chain Technical Data

Pitch

 N/A 0.250 in

Chain Size

 N/A 25

Inside Width 

 N/A 0.125 in

Roller Diameter 

 N/A 0.130 in

Specifications

UPC Code

 N/A 097039390349
  • 1 Dimensions shown allow for standard keyway with set screw at 90°.