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_2ROWASSY_TDO_438-90092-A3
TRB TDO Line Drawing
Unit of Measure
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Part Number

Bore (d)

O.D. (D)

Outer Ring Width (C)

Width (T)

Inner Ring Width (B)

Dynamic Radial Load Rating - 1M Revs (C1) 

Dynamic Radial Load Rating - 90M Revs (C90)

Series

CAD

02878 / 02823D N/A 1.3750 in34.925 mm N/A 3 in76.2 mm N/A 1.5 in38.1 mm N/A 1.875 in47.625 mm N/A 0.875 in22.225 mm N/A 25700 lbf114000 N N/A 3830 lbf17000 N N/A 2800 N/A
27875-90030 N/A 1.3750 in34.925 mm N/A 3.1510 in80.035 mm N/A 1.77 in44.958 mm N/A 2.2500 in57.150 mm N/A 0.933 in23.698 mm N/A 30500 lbf136000 N N/A 4550 lbf20200 N N/A 27800 N/A
28137 / 28314XD N/A 1.3750 in34.925 mm N/A 3.1510 in80.035 mm N/A 1.375 in34.925 mm N/A 1.8126 in46.04 mm N/A 0.8244 in20.94 mm N/A 29500 lbf131000 N N/A 4390 lbf19500 N N/A 28000 N/A
28137 / 28318D N/A 1.3750 in34.925 mm N/A 3.1510 in80.035 mm N/A 1.375 in34.925 mm N/A 1.8126 in46.04 mm N/A 0.8244 in20.94 mm N/A 29500 lbf131000 N N/A 4390 lbf19500 N N/A 28000 N/A
27875-90036 N/A 1.3750 in34.925 mm N/A 3.1510 in80.035 mm N/A 1.77 in44.958 mm N/A 2.2500 in57.150 mm N/A 0.933 in23.698 mm N/A 30500 lbf136000 N N/A 4550 lbf20200 N N/A 27800 N/A
27875-90039 N/A 1.3750 in34.925 mm N/A 3.1510 in80.035 mm N/A 1.77 in44.958 mm N/A 2.2500 in57.150 mm N/A 0.933 in23.698 mm N/A 30500 lbf136000 N N/A 4550 lbf20200 N N/A 27800 N/A
3482 / 3423D N/A 1.3750 in34.925 mm N/A 3.2500 in82.550 mm N/A 2.1875 in55.563 mm N/A 2.6251 in66.678 mm N/A 1.1721 in29.771 mm N/A 41000 lbf182000 N N/A 6100 lbf27100 N N/A 3400 N/A
3478 / 3423D N/A 1.3750 in34.925 mm N/A 3.2500 in82.550 mm N/A 2.1875 in55.563 mm N/A 2.6251 in66.678 mm N/A 1.1721 in29.771 mm N/A 41000 lbf182000 N N/A 6100 lbf27100 N N/A 3400 N/A
3482 / 3424YD N/A 1.3750 in34.925 mm N/A 3.2500 in82.550 mm N/A 2.1875 in55.563 mm N/A 2.6251 in66.678 mm N/A 1.1721 in29.771 mm N/A 41000 lbf182000 N N/A 6100 lbf27100 N N/A 3400 N/A
3478 / 3424YD N/A 1.3750 in34.925 mm N/A 3.2500 in82.550 mm N/A 2.1875 in55.563 mm N/A 2.6251 in66.678 mm N/A 1.1721 in29.771 mm N/A 41000 lbf182000 N N/A 6100 lbf27100 N N/A 3400 N/A
449 / 432D N/A 1.3750 in34.925 mm N/A 3.7500 in95.250 mm N/A 2 in50.8 mm N/A 2.4376 in61.915 mm N/A 1.1772 in29.901 mm N/A 49700 lbf221000 N N/A 7400 lbf32900 N N/A 435 N/A
449 / 432DC N/A 1.3750 in34.925 mm N/A 3.7500 in95.250 mm N/A 2 in50.8 mm N/A 2.4376 in61.915 mm N/A 1.1772 in29.901 mm N/A 49700 lbf221000 N N/A 7400 lbf32900 N N/A 435 N/A
14139-90051 N/A 1.3770 in34.976 mm N/A 2.717 in69.012 mm N/A 1.5 in38.1 mm N/A 1.8126 in46.04 mm N/A 0.771 in19.583 mm N/A 21400 lbf95100 N N/A 3180 lbf14200 N N/A 14000 N/A
14139-90056 N/A 1.3770 in34.976 mm N/A 2.717 in69.012 mm N/A 1.5 in38.1 mm N/A 1.8126 in46.04 mm N/A 0.771 in19.583 mm N/A 21400 lbf95100 N N/A 3180 lbf14200 N N/A 14000 N/A
28138 / 28314XD N/A 1.3770 in34.976 mm N/A 3.1510 in80.035 mm N/A 1.375 in34.925 mm N/A 1.8126 in46.04 mm N/A 0.8244 in20.94 mm N/A 24800 lbf111000 N N/A 3700 lbf16500 N N/A 28000 N/A
28138 / 28318D N/A 1.3770 in34.976 mm N/A 3.1510 in80.035 mm N/A 1.375 in34.925 mm N/A 1.8126 in46.04 mm N/A 0.8244 in20.94 mm N/A 24800 lbf111000 N N/A 3700 lbf16500 N N/A 28000 N/A
14139X / 14276D N/A 1.3780 in35.001 mm N/A 2.717 in69.012 mm N/A 1.5 in38.1 mm N/A 1.8126 in46.04 mm N/A 0.771 in19.583 mm N/A 21400 lbf95100 N N/A 3180 lbf14200 N N/A 14000 N/A
43138X / 43319D N/A 1.3780 in35.001 mm N/A 3.1875 in80.963 mm N/A 1.5625 in39.688 mm N/A 2.1251 in53.978 mm N/A 0.9166 in23.282 mm N/A 30400 lbf135000 N N/A 4520 lbf20100 N N/A 43000 N/A
3480 / 3423D N/A 1.3780 in35.001 mm N/A 3.2500 in82.550 mm N/A 2.1875 in55.563 mm N/A 2.6251 in66.678 mm N/A 1.1721 in29.771 mm N/A 41000 lbf182000 N N/A 6100 lbf27100 N N/A 3400 N/A
3480 / 3424YD N/A 1.3780 in35.001 mm N/A 3.2500 in82.550 mm N/A 2.1875 in55.563 mm N/A 2.6251 in66.678 mm N/A 1.1721 in29.771 mm N/A 41000 lbf182000 N N/A 6100 lbf27100 N N/A 3400 N/A
441 / 432D N/A 1.3780 in35.001 mm N/A 3.7500 in95.250 mm N/A 2 in50.8 mm N/A 2.4376 in61.915 mm N/A 1.1772 in29.901 mm N/A 49700 lbf221000 N N/A 7400 lbf32900 N N/A 435 N/A
441 / 432DC N/A 1.3780 in35.001 mm N/A 3.7500 in95.250 mm N/A 2 in50.8 mm N/A 2.4376 in61.915 mm N/A 1.1772 in29.901 mm N/A 49700 lbf221000 N N/A 7400 lbf32900 N N/A 435 N/A
13682 / 13621D N/A 1.4375 in36.513 mm N/A 2.717 in69.012 mm N/A 1.5 in38.1 mm N/A 1.8123 in46.032 mm N/A 0.75 in19.05 mm N/A 26300 lbf117000 N N/A 3920 lbf17400 N N/A 13600 N/A
13682 / 13621DC N/A 1.4375 in36.513 mm N/A 2.717 in69.012 mm N/A 1.5 in38.1 mm N/A 1.8123 in46.032 mm N/A 0.75 in19.05 mm N/A 26300 lbf117000 N N/A 3920 lbf17400 N N/A 13600 N/A
3479 / 3423D N/A 1.4375 in36.513 mm N/A 3.2500 in82.550 mm N/A 2.1875 in55.563 mm N/A 2.6251 in66.678 mm N/A 1.1721 in29.771 mm N/A 41000 lbf182000 N N/A 6100 lbf27100 N N/A 3400 N/A
Unit of Measure
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