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This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft.
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Unit of Measure

Other Dimensions

Weight

 N/A 156.400 Kg344.70 lb

C - Cup Width

 N/A 5.315 in135.001 mm
Max Housing Fillet Radius1 N/A 0.1 in2.54 mm

Housing Backing Shoulder Diameter - Frontface (Da)

 N/A 18.43 in468.17 mm

Housing Backing Shoulder Diameter - Backface (Db)

 N/A 17.68 in449.07 mm

Key Dimensions

Cup Part Number

 N/A DX568126

O.D. (D)

 N/A 19.685 in499.999 mm
e Factor 2 N/A 0.33

Factors

Geometry Factor (Cg)3 N/A 0.201
  • 1 These maximum fillet radii will be cleared by the bearing corners.
  • 2 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 3 Geometry constant for Lubrication Life Adjustment Factor a3l.