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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

Specifications

Series

N/A 32205

Cup Part Number

N/A Y32205

Design Units

N/A METRIC

Dimensions

D - Cup Outer Diameter

N/A 52.000 mm2.0472 in

C - Cup Width

N/A 16 mm0.6299 in

Abutment and Fillet Dimensions

r - Cup Backface "To Clear" Radius1 N/A 1.02 mm0.04 in

Da - Cup Frontface Backing Diameter

N/A 49.53 mm1.95 in

Db - Cup Backface Backing Diameter

N/A 46.48 mm1.83 in

Factors

K - Factor2 N/A 1.62
e - ISO Factor3 N/A 0.36
Y - ISO Factor4 N/A 1.67

G1 - Heat Generation Factor (Roller-Raceway)

N/A 9.4

G2 - Heat Generation Factor (Rib-Roller End)

N/A 7.3
Cg - Geometry Factor5 N/A 0.0528
  • 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.
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