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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 240 mm

O.D. (D)

 N/A 320 mm12.5984 in

B' - Inner Ring Width

 N/A 60 mm2.3622 in

B - Outer Ring Width

 N/A 60 mm2.3622 in

Bore_Taper

 N/A 1/12

Dynamic Radial Load Rating - 1M Revs (C1)

 N/A 1340000 N300000 lbf
e Factor1 N/A 0.16

Dimensions

R - Inner Ring "To Clear" Radius2 N/A 2.0 mm0.080 in
r - Outer Ring "To Clear" Radius3 N/A 2 mm0.08 in

Shaft Backing Shoulder Diameter

 N/A 260 mm10.2000 in

Housing Backing Shoulder Diameter

 N/A 304.000 mm12.000 in

Basic Load Ratings

Static Radial Load Rating (C0)

 N/A 785000 N176000 lbf

Thermal Reference Speed - Grease 

 N/A 1300 rpm
Thermal Reference Speed - Oil4 N/A 1600 rpm

Key Dimensions

Y0 Factor5 N/A 4.07

Factors

Y1 Factor 6 N/A 4.16
Y2 Factor 7 N/A 6.2
Geometry Factor (Cg)8 N/A 0.1038
  • 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.
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