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 2.6 Kg5.8 lb

C - Cup Width

 N/A 21.438 mm0.8440 in
Max Housing Fillet Radius1 N/A 3.3 mm0.13 in

Housing Backing Shoulder Diameter - Frontface (Da)

 N/A 198.88 mm7.83 in

Housing Backing Shoulder Diameter - Backface (Db)

 N/A 189.99 mm7.48 in

Key Dimensions

Series

 N/A L730600

Cup Part Number

 N/A JL730612

O.D. (D)

 N/A 205 mm8.0709 in
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 295

G2 Factor

 N/A 103
Geometry Factor (Cg)5 N/A 0.176
  • 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.