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 55 mm

D - Outer Diameter

 N/A 4.7244 in120 mm

Bearing Width

 N/A 1.1417 in29 mm

Contact Angle

 N/A 40 º

Basic Load Ratings

C0 - Static Radial Rating

 N/A 12700 lbf56400 N
Ce - Dynamic Radial Rating1 N/A 20000 lbf88800 N

Specifications

Ball Type

 N/A STEEL

Cage Type

 N/A Machined Bronze Cage

Design Units

 N/A Metric

Manufacturing Part Number

 N/A 7311WNMBRSUC1

Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius2 N/A 0.079 in2.0 mm
r - Outer Ring "To Clear" Radius3 N/A 0.079 in2 mm

da - Inner Ring Backing Diameter

 N/A 3.117 in79.170 mm

Da - Outer Ring Backing Diameter

 N/A 3.826 in97.180 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.