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Part Number 23138EJW507C08C2, Spherical Roller Bearings - Steel Cage

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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.




Specifications  · Factors  · Dimensions  · Abutment and Fillet Dimensions  · Basic Load Ratings

Specifications

UPC Code
087796357228

Design Unit
Metric

d - Bore
190 mm

Lubrication Type
Standard Grease

Cage Type
EJ

Cage Material
Steel

Superseded Part
23138CJW507C08C2


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
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.


Dimensions

D - Outer Diameter
320 mm
12.5984 in

B' - Inner Ring Width
104 mm
4.0945 in

B - Outer Ring Width
104 mm
4.0945 in


Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius1
2.5 mm
0.100 in

r - Outer Ring "To Clear" Radius2
2.5 mm
0.1 in

da - Inner Ring Backing Diameter
221 mm
8.7000 in

Da - Outer Ring Backing Diameter
293.000 mm
11.5000 in
1 Maximum housing fillet radius that bearing corners will clear.
2 These maximum fillet radii will be cleared by the bearing corners.


Basic Load Ratings

C0 - Static Radial Rating
2340000 N
525000 lbf

C1(2) - Dynamic Radial Rating (Two-Rows)
1630000 N
365000 lbf


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