NJ 328 ECNML
Precision cylindrical roller bearing > Single row cylindrical roller bearing
NJ 328 ECNML - Single row cylindrical roller bearing - Precision cylindrical roller bearing
| Product model | NJ 328 ECNML |
|---|---|
| d | 140 mm |
| D | 300 mm |
| B | 62 mm |
| Limiting speed | 4300 r/min |
| Reference speed | 2400 r/min |
| d1 | ≈195mm |
| D1 | ≈251.7mm |
| 止动环槽直径(D3) | 290mm |
| F | 180mm |
| 外圈侧面-止动环槽间的距离(C2) | 8mm |
| 止动环槽宽度(b) | 5.5mm |
| r1,2 | min.4mm |
| Chamfer dimension (r3,4) | min.4mm |
| Allowable axial displacement (s) | max.3.7mm |
| da | max.175mm |
| db | min.199mm |
| Da | max.282.5mm |
| ra | max.3mm |
| rb | max.3mm |
| Fatigue load limit(Pu) | 88kN |
| Minimum load factor(kr) | 0.23 |
| Limit value (e) | 0.2 |
| Axial load factor (Y) | 0.6 |
| Weight | 22.4kg |
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NJ 328 ECNML / Single row cylindrical roller bearing / Precision cylindrical roller bearing