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Spherical Roller Bearings - Steel Cage
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Spherical Roller Bearings
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Spherical Roller Bearings - Steel Cage
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Part Number 21306KEJW33C3
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Part Number 21306KEJW33C3, Spherical Roller Bearings - Steel Cage
Spherical bearings are designed to manage high radial loads even when misalignment, poor lubrication, contamination, extreme speeds or critical application stresses are present.
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Unit of Measure:
Imperial
Metric
Both
Specifications
·
Factors
·
Dimensions
·
Abutment and Fillet Dimensions
·
Basic Load Ratings
Specifications
UPC Code
087796151475
Design Unit
Metric
d - Bore
30
mm
Lubrication Type
Standard Grease
Bore_Taper
1/12
Cage Type
EJ
Cage Material
Steel
Superseded Part
21306KCJW33C3
Factors
e - ISO Factor
1
0.26
Y0 - ISO Factor
2
2.54
Y1 - ISO Factor
3
2.6
Y2 - ISO Factor
4
3.87
Reference Thermal Speed Rating (Grease)
7200
rpm
Reference Thermal Speed Rating (Oil)
5
8900
rpm
Cg - Geometry Factor
6
0.0405
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
72
mm
2.8346
in
B' - Inner Ring Width
19
mm
0.748
in
B - Outer Ring Width
19
mm
0.748
in
Abutment and Fillet Dimensions
R - Inner Ring "To Clear" Radius
1
1
mm
0.040
in
r - Outer Ring "To Clear" Radius
2
1
mm
0.04
in
da - Inner Ring Backing Diameter
41.000
mm
1.600
in
Da - Outer Ring Backing Diameter
64.000
mm
2.500
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
70300
N
15800
lbf
C1(2) - Dynamic Radial Rating (Two-Rows)
56500
N
12700
lbf
MORE IMAGES
·
Timken_SRB_Steel_EJW33_21306EJW33C3-A
·
Timken_SRB_Steel_EJW33_21306EJW33C3-T
VIEW CAD DRAWING
·
3D
·
2D Sales Drawing
·
2D Sectional View
DOWNLOADS
Bearing Life Calculation Tool
Bearing Dimensional Tolerances
Tools and Guides for Engineers
Catalog and Technical Information - Spherical Roller Bearings
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The Timken Company. ©
The Timken Company.
©
The Timken Company.