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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.
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Unit of Measure

Other Dimensions

Weight

 N/A 0.10 Kg0.2 lb

C - Cup Width

 N/A 0.3750 in9.525 mm
Max Housing Fillet Radius1 N/A 0.06 in1.52 mm

Housing Backing Shoulder Diameter - Frontface (Da)

 N/A 1.59 in40.39 mm

Housing Backing Shoulder Diameter - Backface (Db)

 N/A 1.36 in34.54 mm

Key Dimensions

Series

 N/A 11500

Cup Part Number

 N/A 11520

O.D. (D)

 N/A 1.6875 in42.863 mm
K Factor 2 N/A 0.83
e Factor 3 N/A 0.7
Y Factor 4 N/A 0.85

Factors

G1 Factor

 N/A 3.4

G2 Factor

 N/A 4.63
Geometry Factor (Cg)5 N/A 0.0465
  • 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.