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Timken® angular contact ball bearings are designed for combination radial and axial loading. Single-row bearings have high thrust capacity in one direction. Some single-row bearings are specifically designed for duplex mounting in sets for maximum performance.
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Unit of Measure

Key Dimensions

Rows per Set

 N/A Duplex

Seal Type

 N/A Standard

Design Units

 N/A Metric

Bore (d)

 N/A 70 mm

O.D. (D)

 N/A 3.937 in100 mm

Ball Type

 N/A Ceramic
Dynamic Radial Load Rating - 1M Revs (C1)1 N/A 4790 lbf21300 N

Cage Type

 N/A CR - Phenolic Outer Land Riding Cage

Precision Rating

 N/A ISO P4S (ABEC 7/9)

Other Dimensions

Bearing Width

 N/A 0.6299 in16 mm

Total Width

 N/A 1.2598 in32 mm

Contact Angle

 N/A 15 º
Max Shaft Fillet Radius2 N/A 0.039 in1.00 mm

Shaft Backing Shoulder Diameter

 N/A 3.000 in76.3 mm

Housing Backing Shoulder Diameter

 N/A 3.710 in94.3 mm

Ratings

Static Radial Load Rating (C0)

 N/A 2960 lbf13170 N

Limiting Speed - Grease

 N/A 19700 rpm

Limiting Speed - Oil

 N/A 39360 rpm

C1 ISO - Dynamic Radial Rating (per row)

 N/A 4360 lbf19400 N

Abutment and Fillet Dimensions

r - Outer Ring "To Clear" Radius3 N/A 0.039 in1 mm
  • 1 Based on 106 revolutions of calculated fatigue life.
  • 2 Maximum housing fillet radius that bearing corners will clear.
  • 3 Maximum shaft fillet radius that bearing corners will clear.