314391
Precision cylindrical roller bearing >
314391 - - Precision cylindrical roller bearing
| Product model | 314391 |
|---|---|
| d | 420 mm |
| D | 620 mm |
| B | 200 mm |
| Limiting speed | 1100 r/min |
| Reference speed | 700 r/min |
| D1 | ≈550mm |
| 内圈滚道直径(F) | 473mm |
| 环形槽宽度(b) | 16.7mm |
| 润滑孔直径(K) | 6mm |
| 外圈r1,2 | min.4mm |
| 内圈倒角尺寸(r3,4) | min.4mm |
| 正常位置轴承套圈相对于其他套圈许可轴向位移(s) | max.4.4mm |
| 隔套挡肩直径(da) | max.468mm |
| db | min.478mm |
| 隔套/Da | max.604mm |
| 倒角半径(ra) | max.3mm |
| 倒角半径(rb) | max.3mm |
| Fatigue load limit(Pu) | 655kN |
| 计算系数(kr) | 0.29 |
| Weight轴承 | 220kg |
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314391 / / Precision cylindrical roller bearing