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 120 mm

O.D. (D)

 N/A 279.989 mm11.0232 in

B' - Inner Ring Width

 N/A 112 mm4.4094 in

B - Outer Ring Width

 N/A 112 mm4.4094 in

Dynamic Radial Load Rating - 1M Revs (C1)

 N/A 1590000 N359000 lbf
e Factor1 N/A 0.42

Dimensions

R - Inner Ring "To Clear" Radius2 N/A 3 mm0.120 in
r - Outer Ring "To Clear" Radius3 N/A 3 mm0.12 in

Shaft Backing Shoulder Diameter

 N/A 164.000 mm6.5000 in

Housing Backing Shoulder Diameter

 N/A 245 mm9.6000 in

Basic Load Ratings

Static Radial Load Rating (C0)

 N/A 1340000 N302000 lbf

Thermal Reference Speed - Grease 

 N/A 1300 rpm
Thermal Reference Speed - Oil4 N/A 1400 rpm

Key Dimensions

Y0 Factor5 N/A 1.59

Factors

Y1 Factor 6 N/A 1.62
Y2 Factor 7 N/A 2.42
Geometry Factor (Cg)8 N/A 0.086
  • 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.