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
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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 120 mm

Cage Type

 N/A EJ

Cage Material

 N/A Steel

Factors

e - ISO Factor1 N/A 0.25
Y0 - ISO Factor2 N/A 2.64
Y1 - ISO Factor3 N/A 2.7
Y2 - ISO Factor4 N/A 4.02

Reference Thermal Speed Rating (Grease)

 N/A 2600 rpm
Reference Thermal Speed Rating (Oil)5 N/A 3200 rpm
Cg - Geometry Factor6 N/A 0.0778

Dimensions

D - Outer Diameter

 N/A 215 mm8.4646 in

B' - Inner Ring Width

 N/A 58 mm2.2835 in

B - Outer Ring Width

 N/A 58 mm2.2835 in

Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius7 N/A 2 mm0.080 in
r - Outer Ring "To Clear" Radius8 N/A 2 mm0.08 in

da - Inner Ring Backing Diameter

 N/A 143 mm5.6000 in

Da - Outer Ring Backing Diameter

 N/A 196 mm7.700 in

Basic Load Ratings

C0 - Static Radial Rating

 N/A 772000 N174000 lbf

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

 N/A 647000 N145000 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 See thermal speed ratings in the engineering section.
  • 6 Geometry constant for Lubrication Life Adjustment Factor a3l.
  • 7 Maximum housing fillet radius that bearing corners will clear.
  • 8 These maximum fillet radii will be cleared by the bearing corners.