
Boundary dimensions |
|
bearing internal diameter range |
d [mm] |
50-79 |
|
bearing internal diameter |
d [mm] |
|
|
bearing external diameter |
D [mm] |
|
|
bearing width |
B [mm] |
|
|
d1 |
[mm] |
67,7 |
|
D1 |
[mm] |
77,3 |
|
Abutment and fillet dimensions |
|
r1, r2 |
[mm] |
1 |
|
r3, r4 |
[mm] |
0,3 |
|
contact angle |
α [°] |
15 |
|
a |
[mm] |
16 |
|
da |
[mm] |
64,6 |
|
Other bearing features |
|
Db |
[mm] |
83 |
|
Da |
[mm] |
80,4 |
|
ra |
[mm] |
1 |
|
rb |
[mm] |
0,3 |
|
Seal |
|
yes |
|
oil nozzle position |
dn [mm] |
- |
|
Speed rating with grease |
[1/min] |
17 000 |
|
Speed rating with oil |
[1/min] |
- |
|
dynamic load rating |
C [N] |
19 900 |
|
static load rating |
Co [N] |
15 300 |
|
fatigue load limit |
Pu [N] |
655 |
|
calculation factor |
[fo ] |
11 |
|
Light preload |
Class A [N] |
70 |
|
Medium preload |
Class B [N] |
140 |
|
Heavy preload |
Class C [N] |
280 |
|
mean diameter |
P [mm] |
72,5 |
|
ball diameter |
dw [mm] |
7,93 |
|
ball number |
[Z ] |
24 |
|
Bearing materials |
|
Hybrid |
|
Mass |
[kg] |
0,16 |
|
|