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 M757410

O.D. (D)

 N/A 17.2460 in438.048 mm

Outer Ring Width (C)

 N/A 2.1250 in53.975 mm
e Factor 1 N/A 0.47
K Factor 2 N/A 1.24
Y Factor 3 N/A 1.27

Other Dimensions

Weight

 N/A 62.2 Kg137.1 lb
Max Housing Fillet Radius4 N/A 0.190 in4.80 mm

Housing Backing Shoulder Dia. - Backface (Db)

 N/A 16.02 in406.90 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 factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 4 These maximum fillet radii will be cleared by the bearing corners.