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NK40/20-TV-XL
Needle roller bearing
Needle roller bearings NK, light series
Replaces
NK40/20-TV
Product information
Main Dimensions & Performance Data
| Fw | 40 mm | Under roller diameter |
| D | 50 mm | Outside diameter |
| C | 20 mm | Width, outer ring |
| Cr | 33,500 N | Basic dynamic load rating, radial |
| C0r | 56,000 N | Basic static load rating, radial |
| Cur | 10,000 N | Fatigue load limit, radial |
| nG | 11,400 1/min | Limiting speed |
| nϑr | 6,500 1/min | Reference speed |
| ≈m | 76.41 g | Weight |
Dimensions
| rmin | 0.3 mm | Minimum chamfer dimension |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |
Additional information
G40X50X4 | Sealing ring | |
SD40X50X4 | Sealing ring 2 |