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Part Number 22311EJW33W21A, 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
087796175600

Design Unit
Metric

d - Bore
55 mm

Lubrication Type
Standard Grease

Cage Type
EJ

Cage Material
Steel

Superseded Part
22311CJW33W21A


Factors

e - ISO Factor1
0.36

Y0 - ISO Factor2
1.84

Y1 - ISO Factor3
1.89

Y2 - ISO Factor4
2.81

Reference Thermal Speed Rating (Grease)
4300 rpm

Reference Thermal Speed Rating (Oil)5
5100 rpm

Cg - Geometry Factor6
0.0499
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
120 mm
4.7244 in

B' - Inner Ring Width
43 mm
1.6929 in

B - Outer Ring Width
43 mm
1.6929 in


Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius1
2 mm
0.080 in

r - Outer Ring "To Clear" Radius2
2 mm
0.08 in

da - Inner Ring Backing Diameter
69.000 mm
2.700 in

Da - Outer Ring Backing Diameter
106 mm
4.200 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
266000 N
59800 lbf

C1(2) - Dynamic Radial Rating (Two-Rows)
265000 N
59500 lbf


 MORE IMAGES 

·  Timken_SRB_Steel_EJW33_21306EJW33C3-A

·  Timken_SRB_Steel_EJW33_21306EJW33C3-T



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Catalog and Technical Information - Spherical Roller Bearings