Tapered roller bearings single row 30308J2/Q
SKU:BEA000061
Tapered roller bearings single row 30308J2/Q
Manufacturer : SKF
Description
Technical specification
| Dimension series |
2FB
|
|---|
DIMENSIONS
| d |
40 mm
|
|
|---|---|---|
| D |
90 mm
|
|
| T |
25.25 mm
|
|
| d1 |
≈ 62.55 mm
|
|
| B |
23 mm
|
|
| C |
20 mm
|
|
| r1,2 |
min. 2 mm
|
|
| r3,4 |
min. 1.5 mm
|
|
| a |
19.031 mm
|
ABUTMENT DIMENSIONS
| da |
max. 53 mm
|
|
|---|---|---|
| db |
min. 49.5 mm
|
|
| Da |
min. 77 mm
|
|
| Da |
max. 82 mm
|
|
| Db |
min. 82 mm
|
|
| Ca |
min. 3 mm
|
|
| Cb |
min. 5 mm
|
|
| ra |
max. 2 mm
|
|
| rb |
max. 1.5 mm
|
CALCULATION DATA
| Basic dynamic load rating | C |
106 kN
|
|---|---|---|
| Basic static load rating | C0 |
95 kN
|
| Fatigue load limit | Pu |
10.8 kN
|
| Reference speed |
6 300 r/min
|
|
| Limiting speed |
8 000 r/min
|
|
| Calculation factor | e |
0.35
|
| Calculation factor | Y |
1.7
|
| Calculation factor | Y0 |
0.9
|
MASS
| Mass bearing |
0.73 kg
|
|---|