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

385-90200 N/A 2.1654 in55.001 mm N/A 3.9370 in100.000 mm N/A 1.562 in39.675 mm N/A 1.9369 in49.197 mm N/A 0.864 in21.946 mm N/A 42200 lbf188000 N N/A 6280 lbf28000 N N/A 385 N/A
475 / 472DC N/A 2.1654 in55.001 mm N/A 4.7244 in120.000 mm N/A 2.1250 in53.975 mm N/A 2.5625 in65.088 mm N/A 1.142 in29.007 mm N/A 56100 lbf250000 N N/A 8360 lbf37200 N N/A 475 N/A
475-90014 N/A 2.1654 in55.001 mm N/A 4.7244 in120.000 mm N/A 2.1250 in53.975 mm N/A 2.5626 in65.09 mm N/A 1.142 in29.007 mm N/A 56100 lbf250000 N N/A 37200 N N/A 475 N/A
475-90281 N/A 2.1654 in55.001 mm N/A 4.7244 in120.000 mm N/A 2.1250 in53.975 mm N/A 2.5626 in65.09 mm N/A 1.142 in29.007 mm N/A 56100 lbf250000 N N/A 8360 lbf37200 N N/A 475 N/A
557 / 552D N/A 2.1654 in55.001 mm N/A 4.8750 in123.825 mm N/A 2.5 in63.5 mm N/A 3.1249 in79.372 mm N/A 1.444 in36.678 mm N/A 74700 lbf332000 N N/A 11100 lbf49400 N N/A 555 N/A
557 / 552DC N/A 2.1654 in55.001 mm N/A 4.8750 in123.825 mm N/A 2.5 in63.5 mm N/A 3.1249 in79.372 mm N/A 1.444 in36.678 mm N/A 74700 lbf332000 N N/A 11100 lbf49400 N N/A 555 N/A
386 / 384D N/A 2.1840 in55.474 mm N/A 3.9370 in100.000 mm N/A 1.6875 in42.863 mm N/A 2.0624 in52.385 mm N/A 0.864 in21.946 mm N/A 35600 lbf158000 N N/A 5300 lbf23600 N N/A 385 N/A
386 / 384DC N/A 2.1840 in55.474 mm N/A 3.9370 in100.000 mm N/A 1.6875 in42.863 mm N/A 2.0624 in52.385 mm N/A 0.864 in21.946 mm N/A 35600 lbf158000 N N/A 5300 lbf23600 N N/A 385 N/A
386 / 384ED N/A 2.1840 in55.474 mm N/A 3.9370 in100.000 mm N/A 1.562 in39.675 mm N/A 1.9369 in49.197 mm N/A 0.864 in21.946 mm N/A 35600 lbf158000 N N/A 5300 lbf23600 N N/A 385 N/A
386 / 384XD N/A 2.1840 in55.474 mm N/A 3.9370 in100.000 mm N/A 3.7640 in95.606 mm N/A 4.1389 in105.128 mm N/A 0.864 in21.946 mm N/A 35600 lbf158000 N N/A 5300 lbf23600 N N/A 385 N/A
466-S / 452D N/A 2.1875 in55.563 mm N/A 4.25 in107.95 mm N/A 2.1250 in53.975 mm N/A 2.5625 in65.088 mm N/A 1.1542 in29.317 mm N/A 62900 lbf280000 N N/A 9370 lbf41700 N N/A 455 N/A
466-S / 452DC N/A 2.1875 in55.563 mm N/A 4.25 in107.95 mm N/A 2.1250 in53.975 mm N/A 2.5625 in65.088 mm N/A 1.1542 in29.317 mm N/A 62900 lbf280000 N N/A 9370 lbf41700 N N/A 455 N/A
72219C / 72488D N/A 2.1875 in55.563 mm N/A 4.8750 in123.825 mm N/A 2.1875 in55.563 mm N/A 3.0624 in77.785 mm N/A 1.291 in32.791 mm N/A 83900 lbf373000 N N/A 12500 lbf55500 N N/A 72000C N/A
72218C / 72488D N/A 2.1875 in55.563 mm N/A 4.8750 in123.825 mm N/A 2.1875 in55.563 mm N/A 3.0624 in77.785 mm N/A 1.291 in32.791 mm N/A 83900 lbf373000 N N/A 12500 lbf55500 N N/A 72000C N/A
389 / 384D N/A 2.188 in55.575 mm N/A 3.9370 in100.000 mm N/A 1.6875 in42.863 mm N/A 2.0624 in52.385 mm N/A 0.864 in21.946 mm N/A 42200 lbf188000 N N/A 6280 lbf28000 N N/A 385 N/A
389 / 384DC N/A 2.188 in55.575 mm N/A 3.9370 in100.000 mm N/A 1.6875 in42.863 mm N/A 2.0624 in52.385 mm N/A 0.864 in21.946 mm N/A 42200 lbf188000 N N/A 6280 lbf28000 N N/A 385 N/A
389-90115 N/A 2.188 in55.575 mm N/A 3.9370 in100.000 mm N/A 1.562 in39.675 mm N/A 1.9369 in49.197 mm N/A 0.864 in21.946 mm N/A 42200 lbf188000 N N/A 6280 lbf28000 N N/A 385 N/A
389 / 384XD N/A 2.188 in55.575 mm N/A 3.9370 in100.000 mm N/A 3.7640 in95.606 mm N/A 4.1389 in105.128 mm N/A 0.864 in21.946 mm N/A 42200 lbf188000 N N/A 6280 lbf28000 N N/A 385 N/A
389-90291 N/A 2.188 in55.575 mm N/A 3.9370 in100.000 mm N/A 1.562 in39.675 mm N/A 1.9369 in49.197 mm N/A 0.864 in21.946 mm N/A 42200 lbf188000 N N/A 6280 lbf28000 N N/A 385 N/A
66583 / 66522D N/A 2.195 in55.753 mm N/A 5.1174 in129.982 mm N/A 1.875 in47.625 mm N/A 2.7499 in69.847 mm N/A 1.25 in31.75 mm N/A 60500 lbf269000 N N/A 9010 lbf40100 N N/A 66500 N/A
L507949-90031 N/A 2.2500 in57.150 mm N/A 3.6250 in92.075 mm N/A 1.3437 in34.13 mm N/A 1.6563 in42.070 mm N/A 0.7188 in18.258 mm N/A 24500 lbf109000 N N/A 3650 lbf16300 N N/A L507900 N/A
L507949 / L507914DC N/A 2.2500 in57.150 mm N/A 3.6250 in92.075 mm N/A 1.3437 in34.13 mm N/A 1.6563 in42.070 mm N/A 0.7188 in18.258 mm N/A 24500 lbf109000 N N/A 3650 lbf16300 N N/A L507900 N/A
387W / 384D N/A 2.2500 in57.150 mm N/A 3.9370 in100.000 mm N/A 1.6875 in42.863 mm N/A 2.0624 in52.385 mm N/A 0.864 in21.946 mm N/A 42200 lbf188000 N N/A 6280 lbf28000 N N/A 385 N/A
387S-90191 N/A 2.2500 in57.150 mm N/A 3.9370 in100.000 mm N/A 1.6875 in42.863 mm N/A 2.0624 in52.385 mm N/A 0.864 in21.946 mm N/A 42200 lbf188000 N N/A 6280 lbf28000 N N/A 385 N/A
387-90319 N/A 2.2500 in57.150 mm N/A 3.9370 in100.000 mm N/A 1.6875 in42.863 mm N/A 2.0624 in52.385 mm N/A 0.864 in21.946 mm N/A 42200 lbf188000 N N/A 6280 lbf28000 N N/A 385 N/A
Unit of Measure
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