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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Key Features

  • Available in single, double and multi-row configurations, as well as proprietary sizes
  • Designed in collaboration with OE engineers to design, engineer and test bearings for premium performance in many applications
  • Power dense designs allow for heavier loads and can help extend bearing life
  • Optimized internal geometry lower torque and operating temperatures to extend lubrication system life
  • Can be designed to withstand high-corrosive, high-temperature and vacuum or low-lubrication environments with proprietary enhancements
Timken_TRB_2ROWASSY_TDO_438-90092-A3
TRB TDO Line Drawing
Unit of Measure
« 191 192 193 

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

M272749-902F3 N/A 18.875 in479.425 mm N/A 26.75 in679.45 mm N/A 8.75 in222.25 mm N/A 10.875 in276.225 mm N/A 5.0625 in128.588 mm N/A 1460000 lbf6500000 N N/A 218000 lbf968000 N N/A M272700 N/A
M272749-902B3 N/A 18.875 in479.425 mm N/A 26.75 in679.45 mm N/A 8.75 in222.25 mm N/A 10.875 in276.225 mm N/A 5.0625 in128.588 mm N/A 1460000 lbf6500000 N N/A 218000 lbf968000 N N/A M272700 N/A
M272749-902B7 N/A 18.875 in479.425 mm N/A 26.75 in679.45 mm N/A 8.75 in222.25 mm N/A 10.875 in276.225 mm N/A 5.0625 in128.588 mm N/A 1460000 lbf6500000 N N/A 218000 lbf968000 N N/A M272700 N/A
M272749-902B8 N/A 18.875 in479.425 mm N/A 26.75 in679.45 mm N/A 8.75 in222.25 mm N/A 10.875 in276.225 mm N/A 5.0625 in128.588 mm N/A 1460000 lbf6500000 N N/A 218000 lbf968000 N N/A M272700 N/A
M272749-902B9 N/A 18.875 in479.425 mm N/A 26.75 in679.45 mm N/A 8.75 in222.25 mm N/A 10.875 in276.225 mm N/A 5.0625 in128.588 mm N/A 1460000 lbf6500000 N N/A 218000 lbf968000 N N/A M272700 N/A
M272749-902C2 N/A 18.875 in479.425 mm N/A 26.75 in679.45 mm N/A 8.75 in222.25 mm N/A 10.875 in276.225 mm N/A 5.0625 in128.588 mm N/A 1460000 lbf6500000 N N/A 218000 lbf968000 N N/A M272700 N/A
M272749-902C6 N/A 18.875 in479.425 mm N/A 26.75 in679.45 mm N/A 8.75 in222.25 mm N/A 10.875 in276.225 mm N/A 5.0625 in128.588 mm N/A 1460000 lbf6500000 N N/A 218000 lbf968000 N N/A M272700 N/A
M272749-902E5 N/A 18.875 in479.425 mm N/A 26.75 in679.45 mm N/A 8.75 in222.25 mm N/A 10.875 in276.225 mm N/A 5.0625 in128.588 mm N/A 1460000 lbf6500000 N N/A 218000 lbf968000 N N/A M272700 N/A
M272749-902G2 N/A 18.875 in479.425 mm N/A 26.75 in679.45 mm N/A 8.75 in222.25 mm N/A 10.875 in276.225 mm N/A 5.0625 in128.588 mm N/A 1460000 lbf6500000 N N/A 218000 lbf968000 N N/A M272700 N/A
M272749-902F2 N/A 18.875 in479.425 mm N/A 26.75 in679.45 mm N/A 8.75 in222.25 mm N/A 10.875 in276.225 mm N/A 5.0625 in128.588 mm N/A 1460000 lbf6500000 N N/A 218000 lbf968000 N N/A M272700 N/A
M272749-902F4 N/A 18.875 in479.425 mm N/A 26.75 in679.45 mm N/A 8.75 in222.25 mm N/A 10.875 in276.225 mm N/A 5.0625 in128.588 mm N/A 1460000 lbf6500000 N N/A 218000 lbf968000 N N/A M272700 N/A
M272749-902D3 N/A 18.875 in479.425 mm N/A 26.75 in679.45 mm N/A 8.75 in222.25 mm N/A 10.875 in276.225 mm N/A 5.0625 in128.588 mm N/A 1460000 lbf6500000 N N/A 218000 lbf968000 N N/A M272700 N/A
M272749-902G3 N/A 18.875 in479.425 mm N/A 26.75 in679.45 mm N/A 8.75 in222.25 mm N/A 10.875 in276.225 mm N/A 5.0625 in128.588 mm N/A 1460000 lbf6500000 N N/A 218000 lbf968000 N N/A M272700 N/A
M274149-90031 N/A 19.75 in501.65 mm N/A 28 in711.2 mm N/A 9.125 in231.775 mm N/A 11.5 in292.1 mm N/A 5.375 in136.525 mm N/A 1380000 lbf6150000 N N/A 206000 lbf916000 N N/A M274100 N/A
M274149-90034 N/A 19.75 in501.65 mm N/A 28 in711.2 mm N/A 9.125 in231.775 mm N/A 11.5 in292.1 mm N/A 5.375 in136.525 mm N/A 1380000 lbf6150000 N N/A 206000 lbf916000 N N/A M274100 N/A
M274149-902A2 N/A 19.75 in501.65 mm N/A 28 in711.2 mm N/A 9.125 in231.775 mm N/A 11.5 in292.1 mm N/A 5.375 in136.525 mm N/A 1380000 lbf6150000 N N/A 206000 lbf916000 N N/A M274100 N/A
M274149-902B1 N/A 19.75 in501.65 mm N/A 28 in711.2 mm N/A 9.125 in231.775 mm N/A 11.5 in292.1 mm N/A 5.375 in136.525 mm N/A 1380000 lbf6150000 N N/A 206000 lbf916000 N N/A M274100 N/A
M274149-902B4 N/A 19.75 in501.65 mm N/A 28 in711.2 mm N/A 9.125 in231.775 mm N/A 11.5 in292.1 mm N/A 5.375 in136.525 mm N/A 1380000 lbf6150000 N N/A 206000 lbf916000 N N/A M274100 N/A
M276449-902B4 N/A 21.125 in536.575 mm N/A 29.995 in761.873 mm N/A 9.75 in247.65 mm N/A 12.25 in311.15 mm N/A 5.75 in146.05 mm N/A 1570000 lbf6980000 N N/A 234000 lbf1040000 N N/A M276400 N/A
M276449-902B5 N/A 21.125 in536.575 mm N/A 29.995 in761.873 mm N/A 9.75 in247.65 mm N/A 12.25 in311.15 mm N/A 5.75 in146.05 mm N/A 1570000 lbf6980000 N N/A 234000 lbf1040000 N N/A M276400 N/A
M276449-902C2 N/A 21.125 in536.575 mm N/A 29.995 in761.873 mm N/A 9.75 in247.65 mm N/A 12.25 in311.15 mm N/A 5.75 in146.05 mm N/A 1570000 lbf6980000 N N/A 234000 lbf1040000 N N/A M276400 N/A
M276449-902C6 N/A 21.125 in536.575 mm N/A 29.995 in761.873 mm N/A 9.75 in247.65 mm N/A 12.25 in311.15 mm N/A 5.75 in146.05 mm N/A 1570000 lbf6980000 N N/A 234000 lbf1040000 N N/A M276400 N/A
M276449-902D1 N/A 21.125 in536.575 mm N/A 29.995 in761.873 mm N/A 9.75 in247.65 mm N/A 12.25 in311.15 mm N/A 5.75 in146.05 mm N/A 1570000 lbf6980000 N N/A 234000 lbf1040000 N N/A M276400 N/A
M278749-902B2 N/A 22.5 in571.5 mm N/A 32 in812.8 mm N/A 10.375 in263.525 mm N/A 13.125 in333.375 mm N/A 6.125 in155.575 mm N/A 1770000 lbf7890000 N N/A 264000 lbf1180000 N N/A M278700 N/A
M278749-902C1 N/A 22.5 in571.5 mm N/A 32 in812.8 mm N/A 10.375 in263.525 mm N/A 13.125 in333.375 mm N/A 6.125 in155.575 mm N/A 1770000 lbf7890000 N N/A 264000 lbf1180000 N N/A M278700 N/A
Unit of Measure
« 191 192 193