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 180 mm

O.D. (D)

 N/A 300 mm11.811 in

B' - Inner Ring Width

 N/A 96 mm3.7795 in

B - Outer Ring Width

 N/A 96 mm3.7795 in

Dynamic Radial Load Rating - 1M Revs (C1)

 N/A 2000000 N449000 lbf
e Factor1 N/A 0.29

Dimensions

R - Inner Ring "To Clear" Radius2 N/A 2.5 mm0.100 in
r - Outer Ring "To Clear" Radius3 N/A 2.5 mm0.1 in

Shaft Backing Shoulder Diameter

 N/A 208 mm8.2000 in

Housing Backing Shoulder Diameter

 N/A 275 mm10.8000 in

Basic Load Ratings

Static Radial Load Rating (C0)

 N/A 1410000 N317000 lbf

Thermal Reference Speed - Grease 

 N/A 1300 rpm
Thermal Reference Speed - Oil4 N/A 1500 rpm

Key Dimensions

Y0 Factor5 N/A 2.27

Factors

Y1 Factor 6 N/A 2.32
Y2 Factor 7 N/A 3.45
Geometry Factor (Cg)8 N/A 0.0987
  • 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.