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NK30/20-TV-XL
Needle roller bearing
Needle roller bearings NK, light series
Replaces
NK30/20-TV
Product information
Main Dimensions & Performance Data
| Fw | 30 mm | Under roller diameter |
| D | 40 mm | Outside diameter |
| C | 20 mm | Width, outer ring |
| Cr | 28,000 N | Basic dynamic load rating, radial |
| C0r | 41,000 N | Basic static load rating, radial |
| Cur | 7,300 N | Fatigue load limit, radial |
| nG | 14,800 1/min | Limiting speed |
| nϑr | 8,500 1/min | Reference speed |
| ≈m | 60.2 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
G30X40X4 | Sealing ring | |
SD30X40X4 | Sealing ring 2 |