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Tapered Roller Bearings - TS (Tapered Single) Imperial
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Tapered Roller Bearings
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Tapered Roller Bearings - TS (Tapered Single)
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Tapered Roller Bearings - TS (Tapered Single) Imperial
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Part Number EE542220 - 542290
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Part Number EE542220 - 542290, Tapered Roller Bearings - TS (Tapered Single) 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
·
Basic Load Ratings
·
Factors
Specifications
Series
542000
Cone Part Number
EE542220
Cup Part Number
542290
Design Unit
Inch
Cage Material
Stamped Steel
Related Assembly Number(s)
EE542220-90025
Dimensions
d - Bore
22
in
558.8
mm
D - Cup Outer Diameter
29.0000
in
736.600
mm
B - Cone Width
3.0000
in
76.200
mm
C - Cup Width
2.0000
in
50.800
mm
T - Bearing Width
3.0000
in
76.200
mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius
1
0.25
in
6.4
mm
r - Cup Backface "To Clear" Radius
2
0.250
in
6.35
mm
da - Cone Frontface Backing Diameter
23.03
in
585
mm
db - Cone Backface Backing Diameter
23.39
in
594
mm
Da - Cup Frontface Backing Diameter
27.84
in
707.10
mm
Db - Cup Backface Backing Diameter
27.40
in
695.96
mm
Ab - Cage-Cone Frontface Clearance
0.15
in
3.8
mm
Aa - Cage-Cone Backface Clearance
0.59
in
15
mm
a - Effective Center Location
3
2.55
in
64.8
mm
1
These maximum fillet radii will be cleared by the bearing corners.
2
These maximum fillet radii will be cleared by the bearing corners.
3
Negative value indicates effective center inside cone backface.
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)
1
81600
lbf
363000
N
C1 - Dynamic Radial Rating (1 million revolutions)
2
315000
lbf
1400000
N
C0 - Static Radial Rating
728000
lbf
3240000
N
C
a90
- Dynamic Thrust Rating (90 million revolutions)
3
71000
lbf
316000
N
1
Based on 90 x 10
6
revolutions L
10
life, for The Timken Company life calculation method. C
90
and C
a90
are radial and thrust values.
2
Based on 1 x 10
6
revolutions L
10
life, for the ISO life calculation method.
3
Based on 90 x 10
6
revolutions L
10
life, for The Timken Company life calculation method. C
90
and C
a90
are radial and thrust values for a single-row, C
90(2)
is the two-row radial value.
Factors
K - Factor
1
1.15
e - ISO Factor
2
0.51
Y - ISO Factor
3
1.18
G1 - Heat Generation Factor (Roller-Raceway)
5730
G2 - Heat Generation Factor (Rib-Roller End)
782
Cg - Geometry Factor
4
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
These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
4
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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