BC4B 457939 VAA
Precision cylindrical roller bearing > Four row cylindrical roller bearing
BC4B 457939 VAA - Four row cylindrical roller bearing - Precision cylindrical roller bearing
| Product model | BC4B 457939 VAA |
|---|---|
| d | 356.67 mm |
| D | 550 mm |
| B | 400 mm |
| 外圈上的轴承总宽度(C) | 400mm |
| 活动凸缘环孔径(D1) | ≈482.6mm |
| 内圈滚道直径(F) | 423.7mm |
| 润滑孔直径（外圈）(K) | 12mm |
| 内圈圆角半径/倒角(r1,2) | min.3.2mm |
| 外圈倒角尺寸(r3,4) | min.4mm |
| 外圈倒角(β) | 45° |
| Fatigue load limit(Pu) | 1290kN |
| 计算系数(kr) | 700 |
| Weight轴承 | 335kg |
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BC4B 457939 VAA / Four row cylindrical roller bearing / Precision cylindrical roller bearing