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, .500" Finished Bore
All dimensions are nominal values and for reference only
Unit of Measure

Specifications

Hub Diameter

 1.250 in

LTB

 0.875 in

Style

 B

No. Teeth

 10

Finished Bore Diameter

 0.500 in

Max. Bore

 0.750 in

Weight

 0.240 lb

Tooth Nominal Width

 0.284 in

Hardened Teeth 

 Yes

Industry Equivalent

 40BS10 1/2

UPC Code

 097039323798

Chain Technical Data

Pitch

 0.500 in

Chain Size

 40

Sprocket Diameters

Outside Diameter

 1.840 in

Pitch Diameter

 1.618 in

Caliper Diameter

 1.305 in