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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Multi-Strand, No. 40, B Style, .875" plain bore

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

Specifications

Stock Bore

 N/A 0.875 in

Hub Diameter

 N/A 3.250 in

LTB

 N/A 2.250 in

Style

 N/A B

No. Teeth

 N/A 30

Outside Diameter

 N/A 5.060 in

Pitch Diameter

 N/A 4.783 in

Caliper Diameter

 N/A 4.471 in
Max. Bore1 N/A 2.250 in

Weight

 N/A 7.840 lb

Tooth Nominal Width

 N/A 0.275 in

Hardened Teeth 

 N/A Yes

Industry Equivalent

 N/A E40B30

UPC Code

 N/A 097039367471

Chain Technical Data

Pitch

 N/A 0.500 in

Chain Size

 N/A 40-3
  • 1 Dimensions shown allow for strandard keyway with set screw at 90°