The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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Available in single, double, and multi-row configurations as well as proprietary sizes, these bearings are developed in collaboration with OE engineers to deliver premium performance across various applications. Their power-dense designs support heavier loads and help extend bearing life, while optimized internal geometry reduces torque and operating temperatures to prolong lubrication system life. Additionally, they can be engineered with proprietary enhancements to withstand highly corrosive conditions, high temperatures, vacuum environments, or situations with limited lubrication.
Timken_TRB_1ROWASSY_TS_32005X-90KA1-A
TRB TS Line Drawing
Unit of Measure
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Part Number

Bore (d)

O.D. (D)

Inner Ring Width (B)

Outer Ring Width (C)

Width (T)

Dynamic Radial Load Rating - 1M Revs (C1)

Static Radial Load Rating (C0)

Series

CAD

15579X / 15520RB N/A 1.0231 in25.987 mm N/A 2.2500 in57.150 mm N/A 0.6875 in17.463 mm N/A 0.5313 in13.495 mm N/A 0.6876 in17.465 mm N/A 10300 lbf46000 N N/A 11300 lbf50100 N N/A 15500 N/A
15579X / 15522A N/A 1.0231 in25.987 mm N/A 2.3437 in59.530 mm N/A 0.6875 in17.463 mm N/A 0.5938 in15.083 mm N/A 0.7657 in19.449 mm N/A 10300 lbf46000 N N/A 11300 lbf50100 N N/A 15500 N/A
15579X / 15523 N/A 1.0231 in25.987 mm N/A 2.3750 in60.325 mm N/A 0.6875 in17.463 mm N/A 0.625 in15.875 mm N/A 0.7813 in19.845 mm N/A 10300 lbf46000 N N/A 11300 lbf50100 N N/A 15500 N/A
15579X / 15523RB N/A 1.0231 in25.987 mm N/A 2.3750 in60.325 mm N/A 0.6875 in17.463 mm N/A 0.625 in15.875 mm N/A 0.7813 in19.845 mm N/A 10300 lbf46000 N N/A 11300 lbf50100 N N/A 15500 N/A
15103 / 15243 N/A 1.0298 in26.157 mm N/A 2.4375 in61.913 mm N/A 0.8125 in20.638 mm N/A 0.5625 in14.288 mm N/A 0.75 in19.05 mm N/A 13500 lbf59900 N N/A 12100 lbf53900 N N/A 15000 N/A
15103 / 15244 N/A 1.0298 in26.157 mm N/A 2.4409 in61.999 mm N/A 0.8125 in20.638 mm N/A 0.625 in15.875 mm N/A 0.8125 in20.638 mm N/A 13500 lbf59900 N N/A 12100 lbf53900 N N/A 15000 N/A
15103 / 15245 N/A 1.0298 in26.157 mm N/A 2.4409 in61.999 mm N/A 0.8125 in20.638 mm N/A 0.5625 in14.288 mm N/A 0.75 in19.05 mm N/A 13500 lbf59900 N N/A 12100 lbf53900 N N/A 15000 N/A
15103 / 15249 N/A 1.0298 in26.157 mm N/A 2.5000 in63.500 mm N/A 0.8125 in20.638 mm N/A 0.625 in15.875 mm N/A 0.8125 in20.638 mm N/A 13500 lbf59900 N N/A 12100 lbf53900 N N/A 15000 N/A
15103 / 15250 N/A 1.0298 in26.157 mm N/A 2.5000 in63.500 mm N/A 0.8125 in20.638 mm N/A 0.625 in15.875 mm N/A 0.8125 in20.638 mm N/A 13500 lbf59900 N N/A 12100 lbf53900 N N/A 15000 N/A
15103 / 15250RB N/A 1.0298 in26.157 mm N/A 2.5000 in63.500 mm N/A 0.8125 in20.638 mm N/A 0.625 in15.875 mm N/A 0.8125 in20.638 mm N/A 13500 lbf59900 N N/A 12100 lbf53900 N N/A 15000 N/A
15103 / 15250X N/A 1.0298 in26.157 mm N/A 2.5000 in63.500 mm N/A 0.8125 in20.638 mm N/A 0.625 in15.875 mm N/A 0.8125 in20.638 mm N/A 13500 lbf59900 N N/A 12100 lbf53900 N N/A 15000 N/A
15579A / 15520 N/A 1.0300 in26.162 mm N/A 2.2500 in57.150 mm N/A 0.7344 in18.654 mm N/A 0.5313 in13.495 mm N/A 0.7345 in18.656 mm N/A 10300 lbf46000 N N/A 11300 lbf50100 N N/A 15500 N/A
15579A / 15520RB N/A 1.0300 in26.162 mm N/A 2.2500 in57.150 mm N/A 0.7344 in18.654 mm N/A 0.5313 in13.495 mm N/A 0.7345 in18.656 mm N/A 10300 lbf46000 N N/A 11300 lbf50100 N N/A 15500 N/A
15579A / 15522A N/A 1.0300 in26.162 mm N/A 2.3437 in59.530 mm N/A 0.7344 in18.654 mm N/A 0.5938 in15.083 mm N/A 0.8125 in20.638 mm N/A 10300 lbf46000 N N/A 11300 lbf50100 N N/A 15500 N/A
15579A / 15523 N/A 1.0300 in26.162 mm N/A 2.3750 in60.325 mm N/A 0.7344 in18.654 mm N/A 0.625 in15.875 mm N/A 0.8282 in21.036 mm N/A 10300 lbf46000 N N/A 11300 lbf50100 N N/A 15500 N/A
15579A / 15523RB N/A 1.0300 in26.162 mm N/A 2.3750 in60.325 mm N/A 0.7344 in18.654 mm N/A 0.625 in15.875 mm N/A 0.8282 in21.036 mm N/A 10300 lbf46000 N N/A 11300 lbf50100 N N/A 15500 N/A
15103S / 15243 N/A 1.0300 in26.162 mm N/A 2.4375 in61.913 mm N/A 0.7850 in19.939 mm N/A 0.5625 in14.288 mm N/A 0.75 in19.05 mm N/A 13500 lbf59900 N N/A 12100 lbf53900 N N/A 15000 N/A
15103S / 15245 N/A 1.0300 in26.162 mm N/A 2.4409 in61.999 mm N/A 0.7850 in19.939 mm N/A 0.5625 in14.288 mm N/A 0.75 in19.05 mm N/A 13500 lbf59900 N N/A 12100 lbf53900 N N/A 15000 N/A
2682 / 2620 N/A 1.0300 in26.162 mm N/A 2.4843 in63.101 mm N/A 1.0013 in25.433 mm N/A 0.7500 in19.050 mm N/A 0.9377 in23.818 mm N/A 17200 lbf76600 N N/A 18400 lbf81700 N N/A 2600 N/A
2682 / 2630 N/A 1.0300 in26.162 mm N/A 2.4843 in63.101 mm N/A 1.0013 in25.433 mm N/A 0.7500 in19.050 mm N/A 0.9377 in23.818 mm N/A 17200 lbf76600 N N/A 18400 lbf81700 N N/A 2600 N/A
2682 / 2631 N/A 1.0300 in26.162 mm N/A 2.6150 in66.421 mm N/A 1.0013 in25.433 mm N/A 0.7500 in19.050 mm N/A 0.9375 in23.813 mm N/A 17200 lbf76600 N N/A 18400 lbf81700 N N/A 2600 N/A
1987 / 1930 N/A 1.0620 in26.975 mm N/A 2.24 in56.896 mm N/A 0.762 in19.355 mm N/A 0.625 in15.875 mm N/A 0.7814 in19.848 mm N/A 10900 lbf48400 N N/A 11300 lbf50200 N N/A 1900 N/A
1987 / 1922 N/A 1.0620 in26.975 mm N/A 2.2500 in57.150 mm N/A 0.762 in19.355 mm N/A 0.625 in15.875 mm N/A 0.7814 in19.848 mm N/A 10900 lbf48400 N N/A 11300 lbf50200 N N/A 1900 N/A
1987 / 1932 N/A 1.0620 in26.975 mm N/A 2.3125 in58.738 mm N/A 0.762 in19.355 mm N/A 0.5937 in15.08 mm N/A 0.75 in19.05 mm N/A 10900 lbf48400 N N/A 11300 lbf50200 N N/A 1900 N/A
1987 / 1929 N/A 1.0620 in26.975 mm N/A 2.3750 in60.325 mm N/A 0.762 in19.355 mm N/A 0.5937 in15.08 mm N/A 0.7501 in19.053 mm N/A 10900 lbf48400 N N/A 11300 lbf50200 N N/A 1900 N/A
Unit of Measure
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