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Part Number J450590 - J451161
Part Number J450590 - J451161, Tapered Roller Bearings - TS (Tapered Single) Metric
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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
·
Basic Load Ratings
·
Factors
Specifications
Series
450000
Cone Part Number
J450590
Cup Part Number
J451161
Design Unit
Metric
Cage Material
Stamped Steel
Dimensions
d - Bore
150
mm
5.9055
in
D - Cup Outer Diameter
295
mm
11.6142
in
B - Cone Width
80
mm
3.1496
in
C - Cup Width
61.912
mm
2.4375
in
T - Bearing Width
80.000
mm
3.1496
in
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius
1
5.080
mm
0.200
in
r - Cup Backface "To Clear" Radius
2
5.08
mm
0.2
in
da - Cone Frontface Backing Diameter
175
mm
6.89
in
db - Cone Backface Backing Diameter
179
mm
7.05
in
Da - Cup Frontface Backing Diameter
275.10
mm
10.87
in
Db - Cup Backface Backing Diameter
267.97
mm
10.55
in
Ab - Cage-Cone Frontface Clearance
3
mm
0.12
in
Aa - Cage-Cone Backface Clearance
8.4
mm
0.33
in
a - Effective Center Location
3
-19.3
mm
-0.76
in
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
258000
N
57900
lbf
C1 - Dynamic Radial Rating (1 million revolutions)
2
994000
N
224000
lbf
C0 - Static Radial Rating
1480000
N
333000
lbf
C
a90
- Dynamic Thrust Rating (90 million revolutions)
3
144000
N
32400
lbf
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
1.79
e - ISO Factor
2
0.33
Y - ISO Factor
3
1.84
G1 - Heat Generation Factor (Roller-Raceway)
747.4
G2 - Heat Generation Factor (Rib-Roller End)
76.3
Cg - Geometry Factor
4
0.118
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 ISO View
·
2D Sales Drawing
DOWNLOADS
Tapered Roller Bearing Engineering Information
(PDF, 663KB)
Bearing Life Calculation Tool
Bearing Dimensional Tolerances
