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Spherical Roller Bearings - Case Carburized Inner Rings and Rollers (W40I,W40R,W906A)
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Spherical Roller Bearings
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Spherical Roller Bearings - Application Specific Groups
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Spherical Roller Bearings - Case Carburized Inner Rings and Rollers (W40I,W40R,W906A)
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Part Number 231/630KYMBW37W906AC4
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Part Number 231/630KYMBW37W906AC4, Spherical Roller Bearings - Brass 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
·
Dimensions
·
Abutment and Fillet Dimensions
·
Basic Load Ratings
·
Factors
Specifications
Design Unit
Metric
d - Bore
630.000
mm
Bore_Taper
1/12
Cage Type
YMB
UPC Code
087796229440
Cage Material
Brass
Dimensions
D - Outer Diameter
1030
mm
40.551
in
B' - Inner Ring Width
315
mm
12.402
in
B - Outer Ring Width
315
mm
12.4020
in
Abutment and Fillet Dimensions
R - Inner Ring "To Clear" Radius
1
6
mm
0.24
in
r - Outer Ring "To Clear" Radius
2
6
mm
0.24
in
da - Inner Ring Backing Diameter
715.000
mm
28.200
in
Da - Outer Ring Backing Diameter
940.000
mm
37.000
in
1
Maximum housing fillet radius that bearing corners will clear.
2
Maximum shaft fillet radius that bearing corners will clear.
Basic Load Ratings
C0 - Static Radial Rating
21200000
N
4760000
lbf
C1(2) - Dynamic Radial Rating (Two-Rows)
11700000
N
2630000
lbf
Factors
e - ISO Factor
1
0.29
Y0 - ISO Factor
2
2.25
Y1 - ISO Factor
3
2.3
Y2 - ISO Factor
4
3.42
Reference Thermal Speed Rating (Grease)
240
rpm
Reference Thermal Speed Rating (Oil)
5
260
rpm
Cg - Geometry Factor
6
0.1235
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.
MORE IMAGES
·
Timken_SRB_Brass_EMW33_22208YMW33C3-A
·
Timken_SRB_Brass_EMW33_22208YMW33C3-T
VIEW CAD DRAWING
·
3D
·
2D Sales Drawing
·
2D Sectional View
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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.