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Tapered Roller Bearings - Double Tapered Cup - Imperial
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Tapered Roller Bearings - Double Tapered Cup - Imperial
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Part Number 354ED
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Part Number 354ED, 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
355
Cup Part Number
354ED
Design Units
Imperial
Dimensions
D - Cup Outer Diameter
3.3458
in
84.983
mm
C - Double Cup Width
1.75
in
44.45
mm
Abutment and Fillet Dimensions
r - Cup Backface "To Clear" Radius
1
0.030
in
0.8
mm
Da - Cup Frontface Backing Diameter
3.18
in
80.01
mm
1
These maximum fillet radii will be cleared by the bearing corners.
Factors
K - Factor
1
1.91
e - ISO Factor
2
0.64
Y1 - ISO Factor
3
1.06
1.57
Y2 - ISO Factor
4
1.57
G1 - Heat Generation Factor (Roller-Raceway)
30
G2 - Heat Generation Factor (Rib-Roller End)
12.2
Cg - Geometry Factor
5
0.0732
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.
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The Timken Company. ©
The Timken Company.
©
The Timken Company.