U.S. Tsubaki Power Transmission, LLC
U.S. Tsubaki Holdings, Inc.
Corporate Headquarters
301 E. Marquardt Dr.
Wheeling, IL 60090 USA

Toll Free: 800.323.7790
Phone: 847.459.9500
Fax: 847.459.9515
Email: sales@ustsubaki.com
Website: www.ustsubaki.com
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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 0.891 in

LTB

 N/A 0.500 in

Style

 N/A B

No. Teeth

 N/A 15

Outside Diameter

 N/A 1.326 in

Pitch Diameter

 N/A 1.203 in

Caliper Diameter

 N/A 1.066 in
Max. Bore1 N/A 0.563 in

Weight

 N/A 0.100 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 097039390288
  • 1 Dimensions shown allow for standard keyway with set screw at 90°.