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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 140 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 390 rpm
e - ISO Factor1 N/A 0.33
Y0 - ISO Factor2 N/A 2.01
Y1 - ISO Factor3 N/A 2.06
Y2 - ISO Factor4 N/A 3.06
Cg - Geometry Factor5 N/A 0.0914

Dimensions

D - Outer Diameter

 N/A 300 mm11.811 in

B' - Inner Ring Width

 N/A 102 mm4.0157 in

B - Outer Ring Width

 N/A 102 mm4.0157 in

Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius6 N/A 3 mm0.120 in
r - Outer Ring "To Clear" Radius7 N/A 3 mm0.12 in

da - Inner Ring Backing Diameter

 N/A 182 mm7.1000 in

Da - Outer Ring Backing Diameter

 N/A 270 mm10.600 in

Basic Load Ratings

C0 - Static Radial Rating

 N/A 1670000 N375000 lbf

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

 N/A 1450000 N326000 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.
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