Tapered roller bearings single row 30208
SKU:BEA000108
Tapered roller bearings single row 30208
Manufacturer : SKF
Description
Technical specification
| Dimension series |
3DB
|
|---|
DIMENSIONS
| d |
40 mm
|
|
|---|---|---|
| D |
80 mm
|
|
| T |
19.75 mm
|
|
| d1 |
≈ 57.55 mm
|
|
| B |
18 mm
|
|
| C |
16 mm
|
|
| r1,2 |
min. 1.5 mm
|
|
| r3,4 |
min. 1.5 mm
|
|
| a |
16.05 mm
|
ABUTMENT DIMENSIONS
| da |
max. 49 mm
|
|
|---|---|---|
| db |
min. 48.5 mm
|
|
| Da |
min. 69 mm
|
|
| Da |
max. 72.5 mm
|
|
| Db |
min. 74 mm
|
|
| Ca |
min. 3 mm
|
|
| Cb |
min. 3.5 mm
|
|
| ra |
max. 1.5 mm
|
|
| rb |
max. 1.5 mm
|
CALCULATION DATA
| Basic dynamic load rating | C |
75.8 kN
|
|---|---|---|
| Basic static load rating | C0 |
68 kN
|
| Fatigue load limit | Pu |
7.65 kN
|
| Reference speed |
7 000 r/min
|
|
| Limiting speed |
8 500 r/min
|
|
| Calculation factor | e |
0.37
|
| Calculation factor | Y |
1.6
|
| Calculation factor | Y0 |
0.9
|
MASS
| Mass bearing |
0.42 kg
|
|---|