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
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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.
Unit of Measure

Other Dimensions

Weight

 N/A 3.1 Kg6.7 lb

C - Cup Width

 N/A 25.4 mm1 in
Max Housing Fillet Radius1 N/A 3.3 mm0.13 in

Housing Backing Shoulder Diameter - Frontface (Da)

 N/A 146.10 mm5.79 in

Housing Backing Shoulder Diameter - Backface (Db)

 N/A 125.98 mm4.96 in

Key Dimensions

Series

 N/A H913800

Cup Part Number

 N/A JH913811

O.D. (D)

 N/A 150 mm5.9055 in
K Factor 2 N/A 0.75
e Factor 3 N/A 0.78
Y Factor 4 N/A 0.77

Factors

G1 Factor

 N/A 78.5

G2 Factor

 N/A 17.3
Geometry Factor (Cg)5 N/A 0.0927
  • 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.
  • 5 Geometry constant for Lubrication Life Adjustment Factor a3l.