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
Print Back
Spherical bearings are designed to manage high radial loads even when misalignment, poor lubrication, contamination, extreme speeds or critical application stresses are present.
Unit of Measure

Key Dimensions

Design Unit

 N/A Metric

Bore (d)

 N/A 480 mm

O.D. (D)

 N/A 700 mm27.5590 in

B' - Inner Ring Width

 N/A 218 mm8.583 in

B - Outer Ring Width

 N/A 218 mm8.5830 in

Dynamic Radial Load Rating - 1M Revs (C1)

 N/A 10900000 N2450000 lbf
e Factor1 N/A 0.28

Dimensions

R - Inner Ring "To Clear" Radius2 N/A 5 mm0.200 in
r - Outer Ring "To Clear" Radius3 N/A 5 mm0.200 in

Shaft Backing Shoulder Diameter

 N/A 526 mm20.700 in

Housing Backing Shoulder Diameter

 N/A 652 mm25.7000 in

Basic Load Ratings

Static Radial Load Rating (C0)

 N/A 5450000 N1230000 lbf

Thermal Reference Speed - Grease 

 N/A 370 rpm
Thermal Reference Speed - Oil4 N/A 410 rpm

Key Dimensions

Y0 Factor5 N/A 2.39

Factors

Y1 Factor 6 N/A 2.45
Y2 Factor 7 N/A 3.64
Geometry Factor (Cg)8 N/A 0.1012
  • 1 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 2 Maximum housing fillet radius that bearing corners will clear.
  • 3 Maximum shaft fillet radius that bearing corners will clear.
  • 4 See thermal speed ratings in the engineering section.
  • 5 These factors apply for both inch and metric calculations. See engineering
  • 6 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 7 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 8 Geometry constant for Lubrication Life Adjustment Factor a3l.