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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

EE820085-902A2 N/A 8.5000 in215.900 mm N/A 16.0000 in406.400 mm N/A 5.8125 in147.638 mm N/A 7.6875 in195.263 mm N/A 3.6875 in93.663 mm N/A 577000 lbf2560000 N N/A 85900 lbf382000 N N/A 820000 N/A
EE820085-902A3 N/A 8.5000 in215.900 mm N/A 16.0000 in406.400 mm N/A 5.8125 in147.638 mm N/A 7.6875 in195.263 mm N/A 3.6875 in93.663 mm N/A 577000 lbf2560000 N N/A 85900 lbf382000 N N/A 820000 N/A
EE820085-902A1 N/A 8.5000 in215.900 mm N/A 16.0000 in406.400 mm N/A 5.8125 in147.638 mm N/A 7.6875 in195.263 mm N/A 3.6875 in93.663 mm N/A 577000 lbf2560000 N N/A 85900 lbf382000 N N/A 820000 N/A
543086-90022 N/A 8.6602 in219.969 mm N/A 11.3125 in287.338 mm N/A 2 in50.8 mm N/A 2.75 in69.85 mm N/A 1.25 in31.75 mm N/A 93600 lbf416000 N N/A 13900 lbf62000 N N/A 543000 N/A
543086 / 543115DC N/A 8.6602 in219.969 mm N/A 11.3125 in287.338 mm N/A 2 in50.8 mm N/A 2.75 in69.85 mm N/A 1.25 in31.75 mm N/A 93600 lbf416000 N N/A 13900 lbf62000 N N/A 543000 N/A
543086-90023 N/A 8.6602 in219.969 mm N/A 11.3125 in287.338 mm N/A 2 in50.8 mm N/A 2.75 in69.85 mm N/A 1.25 in31.75 mm N/A 93600 lbf416000 N N/A 13900 lbf62000 N N/A 543000 N/A
H247540-902A1 N/A 8.6604 in219.974 mm N/A 15.1250 in384.175 mm N/A 7.625 in193.675 mm N/A 9.3749 in238.122 mm N/A 4.4375 in112.713 mm N/A 752000 lbf3340000 N N/A 112000 lbf498000 N N/A H247500 N/A
M244249-90118 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-90121 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-90122 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-902B8 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-90112 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-90113 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-902C2 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-902C6 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-902G1 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-90114 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-90117 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-902H7 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-903C1 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-904A5 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-902B2 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-903B6 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-906G1 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
M244249-902J8 N/A 8.6875 in220.663 mm N/A 12.3750 in314.325 mm N/A 4.1875 in106.363 mm N/A 5.1874 in131.76 mm N/A 2.4375 in61.913 mm N/A 272000 lbf1210000 N N/A 40500 lbf180000 N N/A M244200 N/A
Unit of Measure
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