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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

M278749-902B5 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
M278749-902C6 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
M278749-902C5 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
M278749-902D3 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