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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

Specifications

Design Unit

 N/A Metric

d - Bore

 N/A 80 mm

Lubrication Type

 N/A Industrial Grade Solid Lube

Cage Type

 N/A EJ

Cage Material

 N/A Steel

Factors

Maximum Operating Speed

 N/A 770 rpm
e - ISO Factor1 N/A 0.22
Y0 - ISO Factor2 N/A 3.07
Y1 - ISO Factor3 N/A 3.14
Y2 - ISO Factor4 N/A 4.67
Cg - Geometry Factor5 N/A 0.0573

Dimensions

D - Outer Diameter

 N/A 140 mm5.5118 in

B' - Inner Ring Width

 N/A 33 mm1.2992 in

B - Outer Ring Width

 N/A 33 mm1.2992 in

Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius6 N/A 2 mm0.080 in
r - Outer Ring "To Clear" Radius7 N/A 2 mm0.08 in

da - Inner Ring Backing Diameter

 N/A 95 mm3.700 in

Da - Outer Ring Backing Diameter

 N/A 129 mm5.100 in

Basic Load Ratings

C0 - Static Radial Rating

 N/A 278000 N62500 lbf

C1(2) - Dynamic Radial Rating (Two-Rows)

 N/A 254000 N57200 lbf
  • 1 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 2 These factors apply for both inch and metric calculations. See engineering
  • 3 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 4 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 5 Geometry constant for Lubrication Life Adjustment Factor a3l.
  • 6 Maximum housing fillet radius that bearing corners will clear.
  • 7 These maximum fillet radii will be cleared by the bearing corners.