参数 |
数据 |
说明 |
Series |
LM665900 |
|
Cone Part Number |
LM665949 |
|
Cup Part Number |
LM665910CD |
|
Design Units |
Imperial |
|
Bearing Weight |
204.6500 lb |
|
Bearing Weight |
92.8276 Kg |
|
Cage Type |
Stamped Steel |
|
D - Cup Outer Diameter |
20.2500 in |
|
D - Cup Outer Diameter |
514.350 mm |
|
d - Cone Bore |
15.1875 in |
|
d - Cone Bore |
385.763 mm |
|
B - Cone Width |
3.2500 in |
|
B - Cone Width |
82.550 mm |
|
C - Double Cup Width |
5.5000 in |
|
C - Double Cup Width |
139.700 mm |
|
T - Bearing Width across Cones |
6.9999 in |
|
T - Bearing Width across Cones |
177.797 mm |
|
Z - Number of Rollers Per Row |
41 |
|
Ka - Locking Pin Diameter |
1.5 in |
|
Ka - Locking Pin Diameter |
38.1 mm |
|
Kb - Locking Pin Depth |
0.531 in |
|
Kb - Locking Pin Depth |
13.5 mm |
|
R - Cone Backface "To Clear" Radius |
0.250 in |
These maximum fillet radii will be cleared by the bearing corners. |
R - Cone Backface "To Clear" Radius |
6.400 mm |
These maximum fillet radii will be cleared by the bearing corners. |
r - Cup Frontface "To Clear" Radius |
0.06 in |
These maximum fillet radii will be cleared by the bearing corners. |
r - Cup Frontface "To Clear" Radius |
1.5 mm |
These maximum fillet radii will be cleared by the bearing corners. |
db - Cone Backface Backing Diameter |
16.34 in |
|
db - Cone Backface Backing Diameter |
415.00 mm |
|
Da - Cup Frontface Backing Diameter |
19.51 in |
|
Da - Cup Frontface Backing Diameter |
495.05 mm |
|
Aa - Cage-Cone Backface Clearance |
0.37 in |
|
Aa - Cage-Cone Backface Clearance |
9.40 mm |
|
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) |
78900 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. |
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) |
351000 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. |
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) |
530000 lbf |
Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) |
2360000 N |
Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions) |
137000 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. |
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions) |
611000 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) |
56500 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. |
Ca90 - Dynamic Thrust Rating (90 million revolutions) |
251000 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. |
K - Factor |
1.4 |
These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
e - ISO Factor |
0.91 |
These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
Y1 - ISO Factor |
0.74 |
These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
Y1 - ISO Factor |
1.11 |
These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
Y2 - ISO Factor |
1.11 |
These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
G1 - Heat Generation Factor (Roller-Raceway) |
3740 |
These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
G2 - Heat Generation Factor (Rib-Roller End) |
480 |
|
Cg - Geometry Factor |
0.216 |
Geometry constant for Lubrication Life Adjustment Factor a3l. |