NNUP 4964 B/HB1W33
Precision cylindrical roller bearing > Double row cylindrical roller bearing
NNUP 4964 B/HB1W33 - Precision cylindrical roller bearing - Double row cylindrical roller bearing
| Product model | NNUP 4964 B/HB1W33 |
|---|---|
| d | 320 mm |
| D | 440 mm |
| B | 118 mm |
| Limiting speed | 1500 r/min |
| Reference speed | 1400 r/min |
| d1 | ≈369mm |
| D1 | ≈399mm |
| 内圈滚道直径(F) | 359mm |
| 环形槽宽度(b) | 16.7mm |
| 润滑孔直径(K) | 9mm |
| 内圈r1,2 | min.3mm |
| 外圈r1,2 | min.3mm |
| 内圈倒角尺寸(r3,4) | min.3mm |
| 外圈倒角尺寸(r3,4) | min.3mm |
| 隔套挡肩直径(da) | min.334mm |
| 隔套/Da | max.426mm |
| 倒角半径(ra) | max.2.5mm |
| 倒角半径(rb) | max.2.5mm |
| Fatigue load limit(Pu) | 228kN |
| 计算系数(kr) | 0.17 |
| Weight轴承 | 57kg |
Product Details
The NNUP 4964 B/HB1W33 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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NNUP 4964 B/HB1W33 / Double row cylindrical roller bearing / Precision cylindrical roller bearing