NNC 4938 CV
Precision cylindrical roller bearing > Double row full loaded cylindrical roller bearing
NNC 4938 CV - Double row full loaded cylindrical roller bearing - Precision cylindrical roller bearing
| Product model | NNC 4938 CV |
|---|---|
| d | 190 mm |
| D | 260 mm |
| B | 69 mm |
| Limiting speed | 1400 r/min |
| Reference speed | 1100 r/min |
| d1 | ≈216mm |
| D1 | ≈233mm |
| 外圈润滑槽宽度(b1) | 7mm |
| 润滑孔直径（外圈）(K) | 4mm |
| 倒角尺寸 （开型轴承）(r1,2) | min.2mm |
| 轴挡肩直径(da)min. | min.201mm |
| 轴挡肩直径(das) | 208mm |
| 轴承座挡肩尺寸(Da) | max.250mm |
| 倒角半径(ra) | max.2mm |
| Fatigue load limit(Pu) | 132kN |
| 计算系数(kr) | 0.25 |
| Weight轴承 | 11.2kg |
Product Details
The NNC 4938 CV is part of the Double row full loaded 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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NNC 4938 CV / Double row full loaded cylindrical roller bearing / Precision cylindrical roller bearing