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.
Unit of Measure

Key Dimensions

Cup Part Number

 N/A 142653

O.D. (D)

 N/A 26.5000 in673.100 mm

Outer Ring Width (C)

 N/A 3.7500 in95.250 mm
e Factor 1 N/A 0.58
K Factor 2 N/A 2.1

Other Dimensions

Weight

 N/A 349.500 Kg770.50 lb
Max Housing Fillet Radius3 N/A 0.130 in3.30 mm

Housing Backing Shoulder Dia. - Backface (Db)

 N/A 24.09 in611.90 mm
  • 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.