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Part Number 542290
Part Number 542290, Tapered Roller Bearings - Single Cups - Imperial
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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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Specifications
·
Dimensions
·
Abutment and Fillet Dimensions
·
Factors
Specifications
Series
542000
Cup Part Number
542290
Design Units
Imperial
Dimensions
D - Cup Outer Diameter
29.0000
in
736.600
mm
C - Cup Width
2
in
50.8
mm
Abutment and Fillet Dimensions
r - Cup Backface "To Clear" Radius
1
0.250
in
6.35
mm
Da - Cup Frontface Backing Diameter
27.84
in
707.10
mm
Db - Cup Backface Backing Diameter
27.40
in
695.96
mm
1
These maximum fillet radii will be cleared by the bearing corners.
Factors
e - ISO Factor
1
0.51
Y - ISO Factor
2
1.18
Cg - Geometry Factor
3
0.26
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 ISO View
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2D Sales Drawing
DOWNLOADS
Tapered Roller Bearing Engineering Information
(PDF, 663KB)
Bearing Life Calculation Tool
Bearing Dimensional Tolerances
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