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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 28314D

O.D. (D)

 N/A 3.1510 in80.035 mm
e Factor 1 N/A 0.87
K Factor 2 N/A 1.45

Other Dimensions

Outer Ring Width (C)

 N/A 1.375 in34.925 mm
Max Housing Fillet Radius3 N/A 0.03 in0.8 mm

Factors

Y1 Factor 4 N/A 0.78 1.16
Y2 Factor 5 N/A 1.16

G1 Factor

 N/A 20.7

G2 Factor

 N/A 12.5
Geometry Factor (Cg)6 N/A 0.0709
  • 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 maximum fillet radii will be cleared by the bearing corners.
  • 4 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 5 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 6 Geometry constant for Lubrication Life Adjustment Factor a3l.