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 220 mm

O.D. (D)

 N/A 370 mm14.5669 in

B' - Inner Ring Width

 N/A 150 mm5.9055 in

B - Outer Ring Width

 N/A 150 mm5.9055 in

Bore_Taper

 N/A 1/30

Dynamic Radial Load Rating - 1M Revs (C1)

 N/A 3220000 N725000 lbf
e Factor1 N/A 0.36

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 248.000 mm9.8000 in

Housing Backing Shoulder Diameter

 N/A 337 mm13.3000 in

Basic Load Ratings

Static Radial Load Rating (C0)

 N/A 2250000 N505000 lbf

Thermal Reference Speed - Grease 

 N/A 730 rpm
Thermal Reference Speed - Oil4 N/A 800 rpm

Key Dimensions

Y0 Factor5 N/A 1.82

Factors

Y1 Factor 6 N/A 1.86
Y2 Factor 7 N/A 2.77
Geometry Factor (Cg)8 N/A 0.1027
  • 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.