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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ANSI SProckets
No. 40 - 1/2" Pitch - Plain Bore Sprockets-2
Unit of Measure
1 2 3 4 5 

Item #

Stock Bore Diameter

Style

Chain Size

No. Teeth

Max. Bore

Weight

Quantity
40A12 N/A 0.500 in N/A A N/A 40 N/A 12 N/A N/A 0.180 lb
40A13 N/A 0.500 in N/A A N/A 40 N/A 13 N/A N/A 0.220 lb
40A14 N/A 0.500 in N/A A N/A 40 N/A 14 N/A N/A 0.250 lb
40A15 N/A 0.625 in N/A A N/A 40 N/A 15 N/A N/A 0.300 lb
40A16 N/A 0.625 in N/A A N/A 40 N/A 16 N/A N/A 0.340 lb
40A17 N/A 0.625 in N/A A N/A 40 N/A 17 N/A N/A 0.360 lb
40A18 N/A 0.625 in N/A A N/A 40 N/A 18 N/A N/A 0.440 lb
40A19 N/A 0.625 in N/A A N/A 40 N/A 19 N/A N/A 0.460 lb
40A20 N/A 0.625 in N/A A N/A 40 N/A 20 N/A N/A 0.560 lb
40A21 N/A 0.625 in N/A A N/A 40 N/A 21 N/A N/A 0.580 lb
40A22 N/A 0.625 in N/A A N/A 40 N/A 22 N/A N/A 0.660 lb
40A23 N/A 0.625 in N/A A N/A 40 N/A 23 N/A N/A 0.720 lb
40A24 N/A 0.625 in N/A A N/A 40 N/A 24 N/A N/A 0.820 lb
40A25 N/A 0.625 in N/A A N/A 40 N/A 25 N/A N/A 0.880 lb
40A26 N/A 0.625 in N/A A N/A 40 N/A 26 N/A N/A 0.940 lb
40A27 N/A 0.625 in N/A A N/A 40 N/A 27 N/A N/A 0.980 lb
40A28 N/A 0.625 in N/A A N/A 40 N/A 28 N/A N/A 1.100 lb
40A29 N/A 0.594 in N/A A N/A 40 N/A 29 N/A N/A 1.220 lb
40A30 N/A 0.594 in N/A A N/A 40 N/A 30 N/A N/A 1.250 lb
40A31 N/A 0.594 in N/A A N/A 40 N/A 31 N/A N/A 1.400 lb
40A32 N/A 0.594 in N/A A N/A 40 N/A 32 N/A N/A 1.480 lb
40A33 N/A 0.594 in N/A A N/A 40 N/A 33 N/A N/A 1.560 lb
40A34 N/A 0.594 in N/A A N/A 40 N/A 34 N/A N/A 1.640 lb
40A35 N/A 0.594 in N/A A N/A 40 N/A 35 N/A N/A 1.700 lb
40A36 N/A 0.594 in N/A A N/A 40 N/A 36 N/A N/A 1.840 lb
Unit of Measure
1 2 3 4 5