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 0.10 Kg0.3 lb

C - Cup Width

 N/A 0.3750 in9.525 mm
Max Housing Fillet Radius1 N/A 0.03 in0.76 mm

Housing Backing Shoulder Diameter - Frontface (Da)

 N/A 2.4 in60.96 mm

Housing Backing Shoulder Diameter - Backface (Db)

 N/A 2.32 in58.93 mm

Key Dimensions

Series

 N/A 13800

Cup Part Number

 N/A 13830

O.D. (D)

 N/A 2.5 in63.5 mm
e Factor 2 N/A 0.35
Y Factor 3 N/A 1.73

Factors

Geometry Factor (Cg)4 N/A 0.0601
  • 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 Geometry constant for Lubrication Life Adjustment Factor a3l.