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Tapered Roller Bearings - Double Tapered Cup - Imperial
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Tapered Roller Bearings
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Tapered Roller Bearings - Double Cups
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Tapered Roller Bearings - Double Tapered Cup - Imperial
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Part Number HM120817YD
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Part Number HM120817YD, Tapered Roller Bearings - Double Tapered Cup - Imperial
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The configuration of the TDO provides a wide effective bearing spread, making it ideal for applications in which overturning moments are a significant load component. TDO bearings can be used in fixed positions or allowed to float in the housing bore.
Unit of Measure:
Imperial
Metric
Both
Specifications
·
Dimensions
·
Abutment and Fillet Dimensions
·
Factors
Specifications
Series
HM120800
Cup Part Number
HM120817YD
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
6 1/2
in
165.1
mm
C - Double Cup Width
4.5
in
114.3
mm
Abutment and Fillet Dimensions
r - Cup Backface "To Clear" Radius
1
0.030
in
0.8
mm
Da - Cup Frontface Backing Diameter
6.10
in
154.90
mm
1
These maximum fillet radii will be cleared by the bearing corners.
Factors
K - Factor
1
2.21
e - ISO Factor
2
0.55
Y1 - ISO Factor
3
1.24
1.84
Y2 - ISO Factor
4
1.84
Cg - Geometry Factor
5
0.0941
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
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
Geometry constant for Lubrication Life Adjustment Factor a3l.
VIEW CAD DRAWING
·
3D
·
2D Sectional View
·
2D Sales Drawing
DOWNLOADS
Bearing Life Calculation Tool
Bearing Dimensional Tolerances
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The Timken Company. ©
The Timken Company.
©
The Timken Company.