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

Key Dimensions

UPC

 N/A 0053893229799

O.D. (D)

 N/A 360 mm14.1732 in

Cup Part Number

 N/A Y32048XR
e Factor 1 N/A 0.33
K Factor 2 N/A 1.76
Y Factor 3 N/A 1.8

Other Dimensions

Weight

 N/A 25.700 Kg56.70 lb

C - Cup Width

 N/A 57 mm2.2441 in
Max Housing Fillet Radius4 N/A 3.05 mm0.12 in

Housing Backing Shoulder Dia. - Frontface (Da)

 N/A 343.41 mm13.52 in

Housing Backing Shoulder Dia. - Backface (Db)

 N/A 336.04 mm13.23 in

Factors

G1 Factor

 N/A 1485.4

G2 Factor

 N/A 158.7
Geometry Factor (Cg)5 N/A 0.148
  • 1 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 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 maximum fillet radii will be cleared by the bearing corners.
  • 5 Geometry constant for Lubrication Life Adjustment Factor a3l.