315976 B
Precision cylindrical roller bearing > Double row cylindrical roller bearing
315976 B - Double row cylindrical roller bearing - Precision cylindrical roller bearing

| Product model | 315976 B |
|---|---|
| d | 280 mm |
| D | 470 mm |
| B | 200 mm |
| Limiting speed | 1500 r/min |
| Reference speed | 1000 r/min |
| D1 | ≈411mm |
| 内圈滚道直径(F) | 329mm |
| 环形槽宽度(b) | 13.9mm |
| 润滑孔直径(K) | 7.5mm |
| 外圈r1,2 | min.3mm |
| 内圈倒角尺寸(r3,4) | min.5mm |
| 正常位置轴承套圈相对于其他套圈许可轴向位移(s) | max.4.7mm |
| 隔套挡肩直径(da) | max.323mm |
| db | min.333mm |
| 隔套/Da | max.450mm |
| 倒角半径(ra) | max.2.5mm |
| 倒角半径(rb) | max.4mm |
| Fatigue load limit(Pu) | 455kN |
| 计算系数(kr) | 0.36 |
| Weight轴承 | 150kg |
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315976 B / Double row cylindrical roller bearing / Precision cylindrical roller bearing