30306 HXHV Single Row Tapered Roller Bearing
Dimensions |
d |
|
30 |
mm |
D |
|
72 |
mm |
T |
|
20.75 |
mm |
d1 |
≈ |
48.45 |
mm |
B |
|
19 |
mm |
C |
|
16 |
mm |
r1,2 |
min. |
1.5 |
mm |
r3,4 |
min. |
1.5 |
mm |
a |
|
14.626 |
mm |
|
Abutment Dimensions |
da |
max. |
41 |
mm |
db |
min. |
38 |
mm |
Da |
min. |
62 |
mm |
Da |
max. |
64.5 |
mm |
Db |
min. |
66 |
mm |
Ca |
min. |
3 |
mm |
Cb |
min. |
4.5 |
mm |
ra |
max. |
1.5 |
mm |
rb |
max. |
1.5 |
mm |
|
Calculation data |
|
|
|
Basic dynamic load rating |
C |
69.2 |
kN |
Basic static load rating |
C0 |
56 |
kN |
Fatigue load limit |
Pu |
6.4 |
kN |
Reference speed |
|
8000 |
r/min |
Limiting speed |
|
10000 |
r/min |
Calculation factor |
e |
0.31 |
|
Calculation factor |
Y |
1.9 |
|
Calculation factor |
Y0 |
1.1 |
|
|
Mass bearing |
|
0.38 |
kg |
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