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W40i is Cc inner ring, else similar, Diff clearance
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Unit of Measure

Key Dimensions

UPC Code

 N/A 087796239227

Bore (d)

 N/A 170 mm

O.D. (D)

 N/A 310 mm12.2047 in

Width (B)

 N/A 86 mm3.3858 in

Dynamic Radial Load Rating - 1M Revs (C1)

 N/A 1290000 N290000 lbf
e Factor1 N/A 0.26

Other Dimensions

Max Shaft Fillet Radius2 N/A 3 mm0.120 in

Shaft Backing Shoulder Diameter

 N/A 204 mm8.0000 in

Housing Backing Shoulder Diameter

 N/A 281 mm11.1000 in

Design Unit

 N/A Metric

Ratings

Static Radial Load Rating (C0)

 N/A 1590000 N359000 lbf
Thermal Reference Speed - Oil3 N/A 2000 rpm

Thermal Reference Speed - Grease

 N/A 1700 rpm

Factors

Y0 Factor4 N/A 2.55
Y1 Factor 5 N/A 2.61
Y2 Factor6 N/A 3.89
Geometry Factor (Cg)7 N/A 0.0901
  • 1 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 2 Maximum housing fillet radius that bearing corners will clear.
  • 3 See thermal speed ratings in the engineering section.
  • 4 These factors apply for both inch and metric calculations. See engineering
  • 5 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 6 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 7 Geometry constant for Lubrication Life Adjustment Factor a3l.