30304 HXHV Single Row Tapered Roller Bearing
Dimensions |
d |
|
20 |
mm |
D |
|
52 |
mm |
T |
|
16.25 |
mm |
d1 |
≈ |
34.4 |
mm |
B |
|
15 |
mm |
C |
|
13 |
mm |
r1,2 |
min. |
1.5 |
mm |
r3,4 |
min. |
1.5 |
mm |
a |
|
11.153 |
mm |
|
Abutment Dimensions |
da |
max. |
28 |
mm |
db |
min. |
27.5 |
mm |
Da |
min. |
44 |
mm |
Da |
max. |
45.5 |
mm |
Db |
min. |
47 |
mm |
Ca |
min. |
2 |
mm |
Cb |
min. |
3 |
mm |
ra |
max. |
1.5 |
mm |
rb |
max. |
1.5 |
mm |
|
Calculation data |
|
|
|
Basic dynamic load rating |
C |
41.9 |
kN |
Basic static load rating |
C0 |
32.5 |
kN |
Fatigue load limit |
Pu |
3.55 |
kN |
Reference speed |
|
12000 |
r/min |
Limiting speed |
|
14000 |
r/min |
Calculation factor |
e |
0.3 |
|
Calculation factor |
Y |
2 |
|
Calculation factor |
Y0 |
1.1 |
|
|
Mass bearing |
|
0.17 |
kg |