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 M281310

O.D. (D)

N/A 36.0196 in914.898 mm

Outer Ring Width (C)

N/A 5.4331 in138.001 mm
e Factor 1 N/A 0.7
K Factor 2 N/A 1.76

Other Dimensions

Weight

N/A 677.600 Kg1494.00 lb
Max Housing Fillet Radius3 N/A 0.240 in6.10 mm

Housing Backing Shoulder Dia. - Backface (Db)

N/A 33.66 in855.00 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.