The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
Print Back
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

Other Dimensions

Weight

 N/A 44.30 Kg97.700 lb

C - Cup Width

 N/A 1.875 in47.625 mm
Max Housing Fillet Radius1 N/A 0.13 in3.3 mm

Housing Backing Shoulder Diameter - Backface (Db)

 N/A 16.22 in412 mm

Key Dimensions

Series

 N/A 138000

Cup Part Number

 N/A 138172

O.D. (D)

 N/A 17.2450 in438.023 mm
K Factor 2 N/A 1.27
e Factor 3 N/A 0.46
Y Factor 4 N/A 1.31

Factors

G1 Factor

 N/A 1970

G2 Factor

 N/A 290
  • 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 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 4 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.