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Tapered Roller Bearings - Single Cups - Imperial
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ENGINEERED BEARINGS
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Tapered Roller Bearings
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Tapered Roller Bearings - Single Cups
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Tapered Roller Bearings - Single Cups - Imperial
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Part Number 393WE
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Part Number 393WE, Tapered Roller Bearings - Single Cups - Imperial
This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft.
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Unit of Measure:
Imperial
Metric
Both
Specifications
·
Dimensions
·
Abutment and Fillet Dimensions
·
Factors
Specifications
Series
395
Cup Part Number
393WE
Design Units
Imperial
Note
This part has a non-standard shoulder design. Please email customer CAD for shoulder details to ensure the proper design of mating components.
Dimensions
D - Cup Outer Diameter
4.5900
in
116.586
mm
C - Cup Width
1.1859
in
30.122
mm
Abutment and Fillet Dimensions
r - Cup Backface "To Clear" Radius
1
0.030
in
0.76
mm
Da - Cup Frontface Backing Diameter
4.18
in
106.17
mm
Db - Cup Backface Backing Diameter
4.09
in
103.89
mm
1
These maximum fillet radii will be cleared by the bearing corners.
Factors
e - ISO Factor
1
0.4
Y - ISO Factor
2
1.49
Cg - Geometry Factor
3
0.0984
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. Consult your Timken representative for instruction on use.
3
Geometry constant for Lubrication Life Adjustment Factor a3l.
VIEW CAD DRAWING
·
3D
·
2D Sectional View
·
2D Sales Drawing
DOWNLOADS
Tapered Roller Bearing Engineering Information
(PDF, 663KB)
Bearing Life Calculation Tool
Bearing Dimensional Tolerances
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The Timken Company. ©
The Timken Company.
©
The Timken Company.