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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.
Unit of Measure

Specifications

Rows per Set

 N/A Quadruplex

Seal Type

 N/A Standard

Design Units

 N/A Metric

d - Bore

 N/A 12 mm

Ball Type

 N/A Ceramic

Cage Type

 N/A CR - Phenolic Outer Land Riding Cage

Dimensions

D - Outer Diameter

 N/A 1.1024 in28 mm

Bearing Width

 N/A 0.3150 in8 mm

Total Width

 N/A 1.26 in32 mm

Contact Angle

 N/A 25 º

Basic Load Ratings

C0 - Static Radial Rating (per row)

 N/A 320 lbf1420 N
Ce - Dynamic Radial Rating (per row)1 N/A 990 lbf4390 N

C1 ISO - Dynamic Radial Rating (per row)

 N/A 900 lbf3990 N

Factors

Limiting Speed (Grease) (per row)

 N/A 85200 rpm

Limiting Speed (Oil)

 N/A 170400 rpm

Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius2 N/A 0.012 in0.30 mm
r - Outer Ring "To Clear" Radius3 N/A 0.012 in0.3 mm

da - Inner Ring Backing Diameter

 N/A 0.630 in15.9 mm

Da - Outer Ring Backing Diameter

 N/A 1.010 in25.5 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.
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