The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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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

Dimensions

d - Bore

 N/A 60 mm

D - Outer Diameter

 N/A 5.1181 in130 mm

Bearing Width

 N/A 1.2205 in31 mm

Contact Angle

 N/A 40 º

Basic Load Ratings

C0 - Static Radial Rating

 N/A 14600 lbf64800 N
Ce - Dynamic Radial Rating1 N/A 22800 lbf101000 N

Factors

Limiting Speed (Grease)

 N/A 3690 rpm

Limiting Speed (Oil)

 N/A 4220 rpm

Specifications

Ball Type

 N/A STEEL

Cage Type

 N/A Ball Piloted, Pressed Brass Cage

Design Units

 N/A Metric

Manufacturing Part Number

 N/A 7312WNSU

Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius2 N/A 0.083 in2.0 mm
r - Outer Ring "To Clear" Radius3 N/A 0.083 in2 mm

da - Inner Ring Backing Diameter

 N/A 2.840 in72.1 mm

Da - Outer Ring Backing Diameter

 N/A 4.6500 in118.10 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.