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

2558 / 2520A N/A 1.1875 in30.163 mm N/A 2.6150 in66.421 mm N/A 0.9983 in25.357 mm N/A 0.8125 in20.638 mm N/A 1.0000 in25.400 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
2559 / 2520A N/A 1.1875 in30.163 mm N/A 2.6150 in66.421 mm N/A 0.9983 in25.357 mm N/A 0.8125 in20.638 mm N/A 1.0000 in25.400 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
2559 / 2530 N/A 1.1875 in30.163 mm N/A 2.6150 in66.421 mm N/A 0.9983 in25.357 mm N/A 0.8125 in20.638 mm N/A 1.0000 in25.400 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
2558 / 2530 N/A 1.1875 in30.163 mm N/A 2.6150 in66.421 mm N/A 0.9983 in25.357 mm N/A 0.8125 in20.638 mm N/A 1.0000 in25.400 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
M88043 / M88010 N/A 1.1875 in30.163 mm N/A 2.6875 in68.263 mm N/A 0.875 in22.225 mm N/A 0.6875 in17.463 mm N/A 0.875 in22.225 mm N/A 17100 lbf76300 N N/A 17400 lbf77400 N N/A M88000 N/A
M88043 / M88011 N/A 1.1875 in30.163 mm N/A 2.6875 in68.263 mm N/A 0.875 in22.225 mm N/A 0.6875 in17.463 mm N/A 0.875 in22.225 mm N/A 17100 lbf76300 N N/A 17400 lbf77400 N N/A M88000 N/A
2559 / 2523 N/A 1.1875 in30.163 mm N/A 2.75 in69.85 mm N/A 0.9983 in25.357 mm N/A 0.7500 in19.050 mm N/A 0.9375 in23.813 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
2558 / 2523 N/A 1.1875 in30.163 mm N/A 2.75 in69.85 mm N/A 0.9983 in25.357 mm N/A 0.7500 in19.050 mm N/A 0.9375 in23.813 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
2558 / 2523S N/A 1.1875 in30.163 mm N/A 2.75 in69.85 mm N/A 0.9983 in25.357 mm N/A 0.7500 in19.050 mm N/A 0.9375 in23.813 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
2559 / 2526X N/A 1.1875 in30.163 mm N/A 2.8346 in71.999 mm N/A 0.9983 in25.357 mm N/A 0.7500 in19.050 mm N/A 0.9375 in23.813 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
2558 / 2526X N/A 1.1875 in30.163 mm N/A 2.8346 in71.999 mm N/A 0.9983 in25.357 mm N/A 0.7500 in19.050 mm N/A 0.9375 in23.813 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
2558 / 2525 N/A 1.1875 in30.163 mm N/A 2.8355 in72.022 mm N/A 0.9983 in25.357 mm N/A 0.7500 in19.050 mm N/A 0.9375 in23.813 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
2559 / 2525 N/A 1.1875 in30.163 mm N/A 2.8355 in72.022 mm N/A 0.9983 in25.357 mm N/A 0.7500 in19.050 mm N/A 0.9375 in23.813 mm N/A 18800 lbf83700 N N/A 21200 lbf94400 N N/A 2500 N/A
3191 / 3126 N/A 1.1875 in30.163 mm N/A 2.8360 in72.034 mm N/A 1.1810 in29.997 mm N/A 0.9375 in23.813 mm N/A 1.1876 in30.165 mm N/A 21300 lbf94800 N N/A 22800 lbf102000 N N/A 3100 N/A
3187 / 3126 N/A 1.1875 in30.163 mm N/A 2.8360 in72.034 mm N/A 1.1810 in29.997 mm N/A 0.9375 in23.813 mm N/A 1.1876 in30.165 mm N/A 21300 lbf94800 N N/A 22800 lbf102000 N N/A 3100 N/A
3191 / 3120 N/A 1.1875 in30.163 mm N/A 2.8593 in72.626 mm N/A 1.1810 in29.997 mm N/A 0.9375 in23.813 mm N/A 1.1875 in30.163 mm N/A 21300 lbf94800 N N/A 22800 lbf102000 N N/A 3100 N/A
3187 / 3120 N/A 1.1875 in30.163 mm N/A 2.8593 in72.626 mm N/A 1.1810 in29.997 mm N/A 0.9375 in23.813 mm N/A 1.1875 in30.163 mm N/A 21300 lbf94800 N N/A 22800 lbf102000 N N/A 3100 N/A
3191 / 3130 N/A 1.1875 in30.163 mm N/A 2.8593 in72.626 mm N/A 1.1810 in29.997 mm N/A 0.9375 in23.813 mm N/A 1.1876 in30.165 mm N/A 21300 lbf94800 N N/A 22800 lbf102000 N N/A 3100 N/A
3187 / 3130 N/A 1.1875 in30.163 mm N/A 2.8593 in72.626 mm N/A 1.1810 in29.997 mm N/A 0.9375 in23.813 mm N/A 1.1876 in30.165 mm N/A 21300 lbf94800 N N/A 22800 lbf102000 N N/A 3100 N/A
M88043 / M88018 N/A 1.1875 in30.163 mm N/A 2.8750 in73.025 mm N/A 0.875 in22.225 mm N/A 0.6875 in17.463 mm N/A 0.875 in22.225 mm N/A 17100 lbf76300 N N/A 17400 lbf77400 N N/A M88000 N/A
28118 / 28300 N/A 1.1875 in30.163 mm N/A 3 in76.2 mm N/A 0.8244 in20.94 mm N/A 0.6105 in15.507 mm N/A 0.8125 in20.638 mm N/A 16900 lbf75200 N N/A 15500 lbf68900 N N/A 28000 N/A
28118 / 28300X N/A 1.1875 in30.163 mm N/A 3 in76.2 mm N/A 0.8244 in20.94 mm N/A 0.6100 in15.494 mm N/A 0.8119 in20.622 mm N/A 16900 lbf75200 N N/A 15500 lbf68900 N N/A 28000 N/A
3187 / 3129 N/A 1.1875 in30.163 mm N/A 3 in76.2 mm N/A 1.1810 in29.997 mm N/A 0.9375 in23.813 mm N/A 1.1876 in30.165 mm N/A 21300 lbf94800 N N/A 22800 lbf102000 N N/A 3100 N/A
3191 / 3129 N/A 1.1875 in30.163 mm N/A 3 in76.2 mm N/A 1.1810 in29.997 mm N/A 0.9375 in23.813 mm N/A 1.1876 in30.165 mm N/A 21300 lbf94800 N N/A 22800 lbf102000 N N/A 3100 N/A
43118 / 43300 N/A 1.1875 in30.163 mm N/A 3 in76.2 mm N/A 0.9478 in24.074 mm N/A 0.6563 in16.67 mm N/A 0.9688 in24.608 mm N/A 20700 lbf92000 N N/A 17100 lbf76200 N N/A 43000 N/A
Unit of Measure
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