All Product Types
>
ENGINEERED BEARINGS
>
Tapered Roller Bearings
>
Tapered Roller Bearings - TS (Tapered Single)
>
Tapered Roller Bearings - TS (Tapered Single) Metric
>
Part Number JLM714149 - JLM714110
Part Number JLM714149 - JLM714110, Tapered Roller Bearings - TS (Tapered Single) Metric
Download PDF
Download PDF
Printable Page
Email This Page
Save To Favorites
Please wait…
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.
larger image
larger image
Specifications
·
Dimensions
·
Abutment and Fillet Dimensions
·
Basic Load Ratings
·
Factors
Specifications
Series
LM714100
Cone Part Number
JLM714149
Cup Part Number
JLM714110
Design Unit
Metric
Cage Material
Stamped Steel
Related Assembly Number(s)
JLM714149-90B01
JLM714149-90B02
JLM714149-90N99
Dimensions
d - Bore
75
mm
2.9528
in
D - Cup Outer Diameter
115
mm
4.5276
in
B - Cone Width
25.000
mm
0.9843
in
C - Cup Width
19.000
mm
0.7480
in
T - Bearing Width
25.000
mm
0.9843
in
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius
1
3.050
mm
0.12
in
r - Cup Backface "To Clear" Radius
2
2.54
mm
0.1
in
da - Cone Frontface Backing Diameter
82
mm
3.23
in
db - Cone Backface Backing Diameter
88
mm
3.46
in
Da - Cup Frontface Backing Diameter
111.00
mm
4.37
in
Db - Cup Backface Backing Diameter
103.89
mm
4.09
in
Ab - Cage-Cone Frontface Clearance
2.8
mm
0.11
in
Aa - Cage-Cone Backface Clearance
1.5
mm
0.06
in
a - Effective Center Location
3
0.5
mm
0.02
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
36400
N
8180
lbf
C1 - Dynamic Radial Rating (1 million revolutions)
2
140000
N
31600
lbf
C0 - Static Radial Rating
167000
N
37500
lbf
C
a90
- Dynamic Thrust Rating (90 million revolutions)
3
28600
N
6420
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
1.27
e - ISO Factor
2
0.46
Y - ISO Factor
3
1.31
G1 - Heat Generation Factor (Roller-Raceway)
76.3
G2 - Heat Generation Factor (Rib-Roller End)
30.5
Cg - Geometry Factor
4
0.114
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
