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The configuration of the TDO provides a wide effective bearing spread, making it ideal for applications in which overturning moments are a significant load component. TDO bearings can be used in fixed positions or allowed to float in the housing bore.
Unit of Measure

Key Dimensions

Cup Part Number

 N/A HM129814XDXX

O.D. (D)

 N/A 8.6875 in220.663 mm
e Factor 1 N/A 0.55
K Factor 2 N/A 2.21

Other Dimensions

Weight

 N/A 18.687 Kg41.2 lb

Outer Ring Width (C)

 N/A 6.4374 in163.510 mm

Housing Backing Shoulder Dia. - Frontface (Da)

 N/A 8.31 in211.10 mm

Factors

Y1 Factor 3 N/A 1.24 1.84
Y2 Factor 4 N/A 1.84
Geometry Factor (Cg)5 N/A 0.122

Note

Note

 N/A This part has a non-standard shoulder design. Please email customer CAD for shoulder details to ensure the proper design of mating components.
  • 1 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 2 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 3 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 4 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 5 Geometry constant for Lubrication Life Adjustment Factor a3l.