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

Specifications

Rows per Set

 N/A Duplex

Design Units

 N/A Metric

d - Bore

 N/A 50 mm

Ball Type

 N/A STEEL

Cage Type

 N/A CR - Phenolic Outer Land Riding Cage

Precision Rating

 N/A ISO P4S (ABEC 7/9)

Manufacturing Part Number

 N/A 2MM310WI DUM

World Part Number

 N/A 7310C-T-P4S-DUM

Dimensions

D - Outer Diameter

 N/A 110 mm4.3307 in

Bearing Width

 N/A 27 mm1.063 in

Total Width

 N/A 54 mm2.126 in

Contact Angle

 N/A 15 º

Basic Load Ratings

C0 - Static Radial Rating (per row)

 N/A 46200 N10400 lbf
Ce - Dynamic Radial Rating (per row)1 N/A 77900 N17500 lbf

C1 ISO - Dynamic Radial Rating (per row)

 N/A 70800 N15900 lbf

Factors

Limiting Speed (Grease) (per row)

 N/A 13600 rpm

Limiting Speed (Oil)

 N/A 27200 rpm

Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius2 N/A 2 mm0.079 in
r - Outer Ring "To Clear" Radius3 N/A 2 mm0.079 in

da - Inner Ring Backing Diameter

 N/A 60.7 mm2.390 in

Da - Outer Ring Backing Diameter

 N/A 99.8 mm3.930 in
  • 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.