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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

UPC Code

087796359277

Design Unit

Metric

d - Bore

190 mm

Lubrication Type

Standard Grease

Bore_Taper

1/12

Cage Type

EJ

Cage Material

Steel

Superseded Part

23138KCJW507C08

Factors

e - ISO Factor1 0.3
Y0 - ISO Factor2 2.21
Y1 - ISO Factor3 2.26
Y2 - ISO Factor4 3.36

Reference Thermal Speed Rating (Grease)

1200 rpm
Reference Thermal Speed Rating (Oil)5 1400 rpm
Cg - Geometry Factor6 0.0954

Dimensions

D - Outer Diameter

320 mm12.5984 in

B' - Inner Ring Width

104 mm4.0945 in

B - Outer Ring Width

104 mm4.0945 in

Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius7 2.5 mm0.100 in
r - Outer Ring "To Clear" Radius8 2.5 mm0.1 in

da - Inner Ring Backing Diameter

221 mm8.7000 in

Da - Outer Ring Backing Diameter

293.000 mm11.5000 in

Basic Load Ratings

C0 - Static Radial Rating

2340000 N525000 lbf

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

1630000 N365000 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.