Tapered roller bearing single row 31312J2/QDF
SKU:TAP000014
Tapered roller bearing single row 31312J2/QDF
Manufacturer : SKF
Description
Technical specification
| Dimension series |
4CC
|
|---|
DIMENSIONS
| d |
60 mm
|
|
|---|---|---|
| D |
130 mm
|
|
| T |
33.5 mm
|
|
| d1 |
≈ 96 mm
|
|
| B |
31 mm
|
|
| C |
22 mm
|
|
| r1,2 |
min. 3 mm
|
|
| r3,4 |
min. 2.5 mm
|
|
| a |
39.336 mm
|
ABUTMENT DIMENSIONS
| da |
max. 74 mm
|
|
|---|---|---|
| db |
min. 72.5 mm
|
|
| Da |
min. 103 mm
|
|
| Da |
max. 119.5 mm
|
|
| Db |
min. 123 mm
|
|
| Ca |
min. 5 mm
|
|
| Cb |
min. 11.5 mm
|
|
| ra |
max. 3 mm
|
|
| rb |
max. 2.5 mm
|
CALCULATION DATA
| Basic dynamic load rating | C |
177 kN
|
|---|---|---|
| Basic static load rating | C0 |
166 kN
|
| Fatigue load limit | Pu |
20.4 kN
|
| Reference speed |
3 800 r/min
|
|
| Limiting speed |
5 300 r/min
|
|
| Calculation factor | e |
0.83
|
| Calculation factor | Y |
0.72
|
| Calculation factor | Y0 |
0.4
|
MASS
| Mass bearing |
1.93 kg
|
|---|