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 460 mm

O.D. (D)

 N/A 680 mm26.7720 in

B' - Inner Ring Width

 N/A 163 mm6.417 in

B - Outer Ring Width

 N/A 163 mm6.417 in

Dynamic Radial Load Rating - 1M Revs (C1)

 N/A 7570000 N1700000 lbf
e Factor1 N/A 0.22

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 512.000 mm20.100 in

Housing Backing Shoulder Diameter

 N/A 631.000 mm24.9000 in

Basic Load Ratings

Static Radial Load Rating (C0)

 N/A 4060000 N913000 lbf

Thermal Reference Speed - Grease 

 N/A 550 rpm
Thermal Reference Speed - Oil4 N/A 640 rpm

Key Dimensions

Y0 Factor5 N/A 2.99

Factors

Y1 Factor 6 N/A 3.06
Y2 Factor 7 N/A 4.56
Geometry Factor (Cg)8 N/A 0.0991
  • 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.