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. 50 - 5/8" Pitch - Plain Bore
Unit of Measure
1 2 3 4 5 

Item #

Stock Bore Diameter

Style

Chain Size

No. Teeth

Max. Bore

Weight

Quantity
50A72 N/A 0.938 in N/A A N/A 50 N/A 72 N/A N/A 15.240 lb
50A80 N/A 0.938 in N/A A N/A 50 N/A 80 N/A N/A 21.000 lb
50A84 N/A 0.938 in N/A A N/A 50 N/A 84 N/A N/A 22.080 lb
50A96 N/A 0.938 in N/A A N/A 50 N/A 96 N/A N/A 27.400 lb
50A112 N/A 0.938 in N/A A N/A 50 N/A 112 N/A N/A 37.700 lb
50B8 N/A 0.625 in N/A B N/A 50 N/A 8 N/A 0.625 in N/A 0.250 lb
50B9 N/A 0.625 in N/A B N/A 50 N/A 9 N/A 0.750 in N/A 0.360 lb
50B10 N/A 0.625 in N/A B N/A 50 N/A 10 N/A 0.875 in N/A 0.480 lb
50B11 N/A 0.625 in N/A B N/A 50 N/A 11 N/A 1.000 in N/A 0.640 lb
50B12 N/A 0.625 in N/A B N/A 50 N/A 12 N/A 1.250 in N/A 0.830 lb
50B13 N/A 0.625 in N/A B N/A 50 N/A 13 N/A 1.313 in N/A 0.880 lb
50B14 N/A 0.625 in N/A B N/A 50 N/A 14 N/A 1.438 in N/A 1.130 lb
50B15 N/A 0.625 in N/A B N/A 50 N/A 15 N/A 1.500 in N/A 1.340 lb
50B16 N/A 0.625 in N/A B N/A 50 N/A 16 N/A 1.750 in N/A 1.510 lb
50B17 N/A 0.625 in N/A B N/A 50 N/A 17 N/A 1.875 in N/A 1.740 lb
50B18 N/A 0.625 in N/A B N/A 50 N/A 18 N/A 1.875 in N/A 2.000 lb
50B19 N/A 0.625 in N/A B N/A 50 N/A 19 N/A 2.000 in N/A 2.220 lb
50B20 N/A 0.750 in N/A B N/A 50 N/A 20 N/A 2.000 in N/A 2.228 lb
50B21 N/A 0.750 in N/A B N/A 50 N/A 21 N/A 2.000 in N/A 2.400 lb
50B22 N/A 0.750 in N/A B N/A 50 N/A 22 N/A 2.000 in N/A 2.560 lb
50B23 N/A 0.750 in N/A B N/A 50 N/A 23 N/A 2.000 in N/A 2.660 lb
50B24 N/A 0.750 in N/A B N/A 50 N/A 24 N/A 2.000 in N/A 3.300 lb
50B25 N/A 0.750 in N/A B N/A 50 N/A 25 N/A 2.000 in N/A 3.400 lb
50B26 N/A 0.750 in N/A B N/A 50 N/A 26 N/A 2.000 in N/A 3.440 lb
50B27 N/A 0.750 in N/A B N/A 50 N/A 27 N/A 2.000 in N/A 3.740 lb
Unit of Measure
1 2 3 4 5