|
|
||||
|
Seal |
|
no |
|
|
||||
|
bearing internal diameter range |
d [mm] |
50-79 |
|
|
||||
|
bearing internal diameter |
d [mm] |
|
|
|
||||
|
bearing external diameter |
D [mm] |
|
|
|
||||
|
bearing width |
B [mm] |
|
|
|
||||
|
d1 |
[mm] |
68,2 |
|
|
||||
|
D1 |
[mm] |
77,1 |
|
|
||||
|
r1, r2 |
[mm] |
1,1 |
|
|
||||
|
r3, r4 |
[mm] |
1,1 |
|
|
||||
|
contact angle |
α [°] |
18 |
|
|
||||
|
a |
[mm] |
21 |
|
|
||||
|
da |
[mm] |
61 |
|
|
||||
|
db |
[mm] |
61 |
|
|
||||
|
Da |
[mm] |
84 |
|
|
||||
|
Db |
[mm] |
84 |
|
|
||||
|
ra |
[mm] |
1 |
|
|
||||
|
rb |
[mm] |
1 |
|
|
||||
|
oil nozzle position |
dn [mm] |
69,2 |
|
|
||||
|
Speed rating with grease |
[1/min] |
19 000 |
|
|
||||
|
Speed rating with oil |
[1/min] |
32 000 |
|
|
||||
|
dynamic load rating |
C [N] |
18 600 |
|
|
||||
|
static load rating |
Co [N] |
18 600 |
|
|
||||
|
fatigue load limit |
Pu [N] |
800 |
|
|
||||
|
calculation factor |
[fo ] |
9,7 |
|
|
||||
|
Light preload |
Class A [N] |
52 |
|
|
||||
|
Medium preload |
Class B [N] |
105 |
|
|
||||
|
Heavy preload |
Class C [N] |
210 |
|
|
||||
|
mean diameter |
P [mm] |
72,5 |
|
|
||||
|
ball diameter |
dw [mm] |
6,75 |
|
|
||||
|
ball number |
[Z ] |
26 |
|
|
||||
|
Bearing materials |
|
All-steel |
|
|
||||
|
Mass |
[kg] |
0,4 |
|
|
|
