SKF QJ338 N2MA 四点角接触轴承 天津SKF特约销售处

QJ 338 N2MA
Dimensions

|
| d | | 190 | mm |
| D | | 400 | mm |
| B | | 78 | mm |
| d1 | ≈ | 263 | mm |
| D1 | ≈ | 326 | mm |
| a | | 207 | mm |
| h | | 12.7 | mm |
| b | | 10.5 | mm |
| r0 | | 2 | mm |
| r1,2 | min. | 5 | mm |
Abutment
dimensions

|
| da | min. | 210 | mm |
| Da | max. | 380 | mm |
| ra | max. | 4 | mm |
Calculation
data
| Basic dynamic load rating | C | | 702 | kN |
| Basic static load rating | C0 | | 1160 | kN |
| Fatigue load limit | Pu | | 28.5 | kN |
| Reference speed | | | 1700 | r/min |
| Limiting speed | | | 2800 | r/min |
| Calculation factor | ka | | 1.1 | |
| Calculation factor | e | | 0.95 | |
| Calculation factor | X | | 0.6 | |
| Calculation factor | Y0 | | 0.58 | |
| Calculation factor | Y1 | | 0.66 | |
| Calculation factor | Y2 | | 1.07 | |
Mass
