INA NA6911-ZW-XL Needle Roller Bearing
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INA NA6911-ZW-XL 双列滚针轴承，具有高径向承载能力和紧凑的55x80x45 mm尺寸，适用于重载应用。适用于变速箱、工业传动和高负载旋转系统。
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INA NA6911-ZW-XL Needle Roller Bearing
The INA NA6911-ZW-XL needle roller bearing from Schaeffler is engineered for high radial load capacity and compact industrial applications requiring double-row reinforcement and reliable performance.
Manufacturer: INA / Schaeffler
Type: Needle Roller Bearing
Model: NA6911-ZW-XL
Recommended for heavy-duty industrial transmissions, gearboxes, and high-load machinery requiring enhanced radial support.
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| Bore Diameter | 55 mm |
| Outside Diameter | 80 mm |
| Width | 45 mm |
| Basic Dynamic Load Rating (Radial) | 102,000 N |
| Basic Static Load Rating (Radial) | 176,000 N |
| Fatigue Load Limit (Radial) | 30,500 N |
| Limiting Speed | 7,200 1/min |
| Reference Speed | 4,000 1/min |
| Minimum Chamfer Dimension | 1 mm |
| Number of Rolling Element Rows | ZW, Double-row Design |
