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Key Features

  • Available in single, double and multi-row configurations, as well as proprietary sizes
  • Designed in collaboration with OE engineers to design, engineer and test bearings for premium performance in many applications
  • Power dense designs allow for heavier loads and can help extend bearing life
  • Optimized internal geometry lower torque and operating temperatures to extend lubrication system life
  • Can be designed to withstand high-corrosive, high-temperature and vacuum or low-lubrication environments with proprietary enhancements
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Unit of Measure

Key Dimensions

Cone Part Number

 N/A EE755280

Cup Part Number

 N/A 755361CD

Bore (d)

 N/A 28 in711.2 mm

O.D. (D)

 N/A 36 in914.4 mm

Width (T)

 N/A 7.4999 in190.497 mm
Dynamic Radial Load Rating - 1M Revs (C1) 1 N/A 934000 lbf4150000 N
Dynamic Radial Load Rating - 90M Revs (C90) 2 N/A 139000 lbf619000 N
Dynamic Radial Load Rating 2-Row - 90M Revs (C90-2row)3 N/A 242000 lbf1080000 N
e Factor 4 N/A 0.38
K Factor 5 N/A 1.54

Series

 N/A 755000

Other Dimensions

Outer Ring Width (C)

 N/A 5.5 in139.7 mm
Max Shaft Fillet Radius6 N/A 0.25 in6.4 mm
Max Housing Fillet Radius7 N/A 0.13 in3.3 mm

Shaft Backing Shoulder Diameter - Backface (db)

 N/A 29.53 in750 mm

Housing Backing Shoulder Diameter - Frontface (Da)

 N/A 34.61 in879.09 mm

Cage Location Relative to Backface (Aa)

 N/A 0.4 in10.2 mm
Effective Center Location8 N/A 2.11 in53.6 mm

Inner Ring Width (B)

 N/A 3.25 in82.55 mm

Weight

 N/A 620.46 lb281.435 Kg

Ratings

Dynamic Axial Rating - 90M Revs (Ca90)9 N/A 90600 lbf403000 N

Factors

Y1 Factor 10 N/A 1.77
Y2 Factor 11 N/A 2.64
Geometry Factor (Cg) 12 N/A 0.295
  • 1 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.
  • 2 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values.
  • 3 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value.
  • 4 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 5 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 6 These maximum fillet radii will be cleared by the bearing corners.
  • 7 These maximum fillet radii will be cleared by the bearing corners.
  • 8 Negative value indicates effective center inside cone backface.
  • 9 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value.
  • 10 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 11 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 12 Geometry constant for Lubrication Life Adjustment Factor a3l.