NNUP 4964 B/HB1W33
Precision cylindrical roller bearing > Double row cylindrical roller bearing
NNUP 4964 B/HB1W33 - Double row cylindrical roller bearing - Precision 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 |
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NNUP 4964 B/HB1W33 / Double row cylindrical roller bearing / Precision cylindrical roller bearing