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. 40, B Style, .625" plain bore
All dimensions are nominal values and for reference only
Unit of Measure

Specifications

Stock Bore Diameter

 N/A 0.625 in

Hub Diameter

 N/A 3.250 in

LTB

 N/A 1.000 in

Style

 N/A B

No. Teeth

 N/A 38

Outside Diameter

 N/A 6.330 in

Pitch Diameter

 N/A 6.055 in

Caliper Diameter

 N/A 5.742 in
Max. Bore1 N/A 2.250 in

Weight

 N/A 3.700 lb

Tooth Nominal Width

 N/A 0.284 in

Hardened Teeth 

 N/A Yes

UPC Code

 N/A 097039314970

Chain Technical Data

Pitch

 N/A 0.500 in

Chain Size

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