NRT 200 B
Precision cylindrical roller bearing > YRT Bearing
NRT 200 B - Precision cylindrical roller bearing - YRT Bearing
| Product model | NRT 200 B |
|---|---|
| d | 200 mm |
| D | 300 mm |
| B | 15 mm |
| Limiting speed | 340 r/min |
| 高度(H) | 45mm |
| 内圈肩部凹槽直径-大肩(d1) | 274mm |
| 距离(H1) | 30mm |
| 内圈（轴/定位轴承垫圈）孔节圆直径(J) | 215mm |
| 外圈（座圈）孔节圆直径(J1) | 285mm |
| 内圈（轴/定位垫圈）通孔(N) | 7mm |
| 内圈（轴圈）缩孔(N1) | 11mm |
| 外圈（座圈）通孔(N2) | 7mm |
| 内圈（轴圈）缩孔深度(a) | 6.2mm |
| 外圈（座圈）倒角尺寸(r1) | min.0.6mm |
| 倒角尺寸(r2) | min.0.3mm |
| 基本额定动负荷-轴向(C) | 85kN |
| 基本额定静负荷-轴向(C0) | 630kN |
| 润滑脂润滑可达转速 | 170r/min |
| 轴向预紧 | 2.9kN |
| 轴向卸荷力 | 6.2kN |
| 摩擦力矩(CRL) | 14Nm |
| 轴向刚度 | 12kN/µm |
| 径向刚度 | 6.5kN/µm |
| 时刻刚度 | 75kNm/mrad |
| Weight轴承 | 9.5kg |
| 旋转工作台引导直径 | 500mm |
| 螺栓数量 | 45 |
| 螺栓之间的夹角 | 180° |
| 螺纹数量 | 3 |
| 螺纹之间的夹角 | 120° |
| 节圆(α) | 7.5° |
| 拧紧扭矩（螺栓级别为10.9） | 14Nm |
Product Details
The NRT 200 B is part of the YRT 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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NRT 200 B / YRT Bearing / Precision cylindrical roller bearing