NNF 5044 B-2LS
Precision cylindrical roller bearing > Double row full loaded cylindrical roller bearing
NNF 5044 B-2LS - Double row full loaded cylindrical roller bearing - Precision cylindrical roller bearing
| Product model | NNF 5044 B-2LS |
|---|---|
| d | 220 mm |
| D | 340 mm |
| B | 160 mm |
| Limiting speed | 360 r/min |
| 外圈宽度（密封圈轴承）(C) | 159mm |
| d1 | ≈263.5mm |
| 外圈止动环槽的直径(D3) | 334mm |
| 外圈外表面的两个止动环槽之间的距离(C1) | 138.2mm |
| 距离公差 C1 | 0.2mm |
| 外圈侧面-止动环槽（密封圈轴承）的距离(C2) | 10.4mm |
| 外圈止动环槽宽度(b) | 6.3mm |
| 外圈润滑槽宽度(b1) | 9.5mm |
| 润滑孔直径（外圈）(K) | 6mm |
| 倒角尺寸 （密封圈轴承）(r) | min.2mm |
| Chamfer dimension (r3,4) | min.1mm |
| 轴挡肩直径(da)min. | min.227mm |
| 轴挡肩直径(das) | 256mm |
| 适用于 SW 止动环的挡肩宽度（密封轴承）(Ca1) | 130mm |
| 挡肩公差 Ca（SW 止动环） | 0.2mm |
| 适用于 DIN 471 止动环的挡肩宽度（密封轴承）(Ca2) | 126mm |
| 挡肩公差 Ca（DIN 471 止动环） | 0.2mm |
| 倒角半径(ra) | max.2mm |
| Fatigue load limit(Pu) | 315kN |
| 计算系数(kr) | 0.4 |
| Weight轴承 | 53.8kg |
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NNF 5044 B-2LS / Double row full loaded cylindrical roller bearing / Precision cylindrical roller bearing