BC2B 316521
Precision cylindrical roller bearing > Double row cylindrical roller bearing
BC2B 316521 - Precision cylindrical roller bearing - Double row cylindrical roller bearing
| Product model | BC2B 316521 |
|---|---|
| d | 440 mm |
| D | 640 mm |
| B | 230 mm |
| Limiting speed | 1000 r/min |
| Reference speed | 850 r/min |
| D1 | ≈578mm |
| 内圈滚道直径(F) | 482mm |
| 环形槽宽度(b) | 16.7mm |
| 润滑孔直径(K) | 9mm |
| 外圈r1,2 | min.6mm |
| 内圈倒角尺寸(r3,4) | min.6mm |
| 正常位置轴承套圈相对于其他套圈许可轴向位移(s) | max.5.5mm |
| 隔套挡肩直径(da) | max.475mm |
| db | min.487mm |
| 隔套/Da | max.614mm |
| 倒角半径(ra) | max.5mm |
| 倒角半径(rb) | max.5mm |
| Fatigue load limit(Pu) | 780kN |
| 计算系数(kr) | 0.33 |
| Weight轴承 | 250kg |
Product Details
The BC2B 316521 is part of the Double row cylindrical roller bearing series within our Precision cylindrical roller bearing range. It is engineered for high-performance industrial use and delivers reliable operation under demanding working conditions.
Typical applications include: machine tool spindles, rolling mills, gearboxes and industrial pumps. For detailed dimensions and load ratings, please refer to the specification table above. Contact FIJ for bulk pricing, technical support or customized solutions.
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BC2B 316521 / Double row cylindrical roller bearing / Precision cylindrical roller bearing