参数 |
数据 |
说明 |
Series |
M38500 |
|
Cone Part Number |
M38549 |
|
Cup Part Number |
M38514 |
|
Design Units |
Imperial |
|
Bearing Weight |
0.7000 lb |
|
Bearing Weight |
0.3000 Kg |
|
Cage Type |
Stamped Steel |
|
D - Cup Outer Diameter |
2.6875 in |
|
D - Cup Outer Diameter |
68.263 mm |
|
d - Cone Bore |
1.3750 in |
|
d - Cone Bore |
34.925 mm |
|
B - Cone Width |
0.8125 in |
|
B - Cone Width |
20.638 mm |
|
C - Cup Width |
0.6563 in |
|
C - Cup Width |
16.670 mm |
|
T - Bearing Width |
0.8125 in |
|
T - Bearing Width |
20.638 mm |
|
Z - Number of Rollers Per Row |
17 |
|
R - Cone Backface "To Clear" Radius |
0.140 in |
These maximum fillet radii will be cleared by the bearing corners. |
R - Cone Backface "To Clear" Radius |
3.560 mm |
These maximum fillet radii will be cleared by the bearing corners. |
r - Cup Backface "To Clear" Radius |
0.090 in |
These maximum fillet radii will be cleared by the bearing corners. |
r - Cup Backface "To Clear" Radius |
2.29 mm |
These maximum fillet radii will be cleared by the bearing corners. |
da - Cone Frontface Backing Diameter |
1.57 in |
|
da - Cone Frontface Backing Diameter |
39.88 mm |
|
db - Cone Backface Backing Diameter |
1.83 in |
|
db - Cone Backface Backing Diameter |
46.48 mm |
|
Da - Cup Frontface Backing Diameter |
2.52 in |
|
Da - Cup Frontface Backing Diameter |
63.00 mm |
|
Db - Cup Backface Backing Diameter |
2.32 in |
|
Db - Cup Backface Backing Diameter |
58.93 mm |
|
Ab - Cage-Cone Frontface Clearance |
0.09 in |
|
Ab - Cage-Cone Frontface Clearance |
2.29 mm |
|
Aa - Cage-Cone Backface Clearance |
0.02 in |
|
Aa - Cage-Cone Backface Clearance |
0.51 mm |
|
a - Effective Center Location |
-0.22 in |
Negative value indicates effective center inside cone backface. |
a - Effective Center Location |
-5.60 mm |
Negative value indicates effective center inside cone backface. |
C90 - Dynamic Radial Rating (90 million revolutions) |
3640 lbf |
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) |
16200 N |
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) |
14000 lbf |
Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
C1 - Dynamic Radial Rating (1 million revolutions) |
62400 N |
Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
C0 - Static Radial Rating |
16400 lbf |
|
C0 - Static Radial Rating |
72800 N |
|
Ca90 - Dynamic Thrust Rating (90 million revolutions) |
2200 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) |
9770 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 |
1.66 |
These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
e - ISO Factor |
0.35 |
These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
Y - ISO Factor |
1.7 |
These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
G1 - Heat Generation Factor (Roller-Raceway) |
20.3 |
|
G2 - Heat Generation Factor (Rib-Roller End) |
11.8 |
|
Cg - Geometry Factor |
0.068 |
|