参数 |
数据 |
说明 |
Series |
L724300 |
|
Cone Part Number |
JL724348 |
|
Cup Part Number |
JL724314-B |
|
Design Units |
Metric |
|
Bearing Weight |
1.7000 Kg |
|
Bearing Weight |
3.7000 lb |
|
Cage Type |
Stamped Steel |
|
D - Cup Outer Diameter |
170.000 mm |
|
D - Cup Outer Diameter |
6.6929 in |
|
D1 - Flange Outer Diameter |
177.000 mm |
|
D1 - Flange Outer Diameter |
6.9685 in |
|
d - Cone Bore |
120.000 mm |
|
d - Cone Bore |
4.7244 in |
|
B - Cone Width |
25.400 mm |
|
B - Cone Width |
1.0000 in |
|
C - Cup Width |
19.050 mm |
|
C - Cup Width |
0.7500 in |
|
C1 - Cup Flange Width |
5.000 mm |
|
C1 - Cup Flange Width |
0.1969 in |
|
T1 - Bearing Width |
25.400 mm |
|
T1 - Bearing Width |
1.0000 in |
|
T - Bearing Width to Flange |
11.350 mm |
|
T - Bearing Width to Flange |
0.4469 in |
|
Z - Number of Rollers Per Row |
33 |
|
R - Cone Backface "To Clear" Radius |
3.300 mm |
These maximum fillet radii will be cleared by the bearing corners. |
R - Cone Backface "To Clear" Radius |
0.130 in |
These maximum fillet radii will be cleared by the bearing corners. |
r - Cup Backface "To Clear" Radius |
3.30 mm |
These maximum fillet radii will be cleared by the bearing corners. |
r - Cup Backface "To Clear" Radius |
0.130 in |
These maximum fillet radii will be cleared by the bearing corners. |
da - Cone Frontface Backing Diameter |
127.00 mm |
|
da - Cone Frontface Backing Diameter |
5.00 in |
|
db - Cone Backface Backing Diameter |
132.10 mm |
|
db - Cone Backface Backing Diameter |
5.20 in |
|
Da - Cup Frontface Backing Diameter |
164.59 mm |
|
Da - Cup Frontface Backing Diameter |
6.48 in |
|
Ab - Cage-Cone Frontface Clearance |
1.30 mm |
|
Ab - Cage-Cone Frontface Clearance |
0.05 in |
|
Aa - Cage-Cone Backface Clearance |
2.80 mm |
|
Aa - Cage-Cone Backface Clearance |
0.11 in |
|
a - Effective Center Location |
7.90 mm |
Negative value indicates effective center inside cone backface. |
a - Effective Center Location |
0.31 in |
Negative value indicates effective center inside cone backface. |
C90 - Dynamic Radial Rating (90 million revolutions) |
37600 N |
Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values. |
C90 - Dynamic Radial Rating (90 million revolutions) |
8450 lbf |
Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values. |
C1 - Dynamic Radial Rating (1 million revolutions) |
145000 N |
Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
C1 - Dynamic Radial Rating (1 million revolutions) |
32600 lbf |
Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
C0 - Static Radial Rating |
231000 N |
|
C0 - Static Radial Rating |
52000 lbf |
|
Ca90 - Dynamic Thrust Rating (90 million revolutions) |
29500 N |
Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value. |
Ca90 - Dynamic Thrust Rating (90 million revolutions) |
6640 lbf |
Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value. |
K - Factor |
1.27 |
These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
e - ISO Factor |
0.46 |
These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
Y - ISO Factor |
1.31 |
These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
G1 - Heat Generation Factor (Roller-Raceway) |
170 |
These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
G2 - Heat Generation Factor (Rib-Roller End) |
70.6 |
|
Cg - Geometry Factor |
0.147 |
Geometry constant for Lubrication Life Adjustment Factor a3l. |