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NK20/20-XL
Needle roller bearing
Needle roller bearings NK, light series
Replaces
NK20/20
Preferred product
Frequently bought together
Main Dimensions & Performance Data
| Fw | 20 mm | Under roller diameter |
| D | 28 mm | Outside diameter |
| C | 20 mm | Width, outer ring |
| Cr | 18.600 N | Basic dynamic load rating, radial |
| C0r | 23.800 N | Basic static load rating, radial |
| Cur | 4.200 N | Fatigue load limit, radial |
| nG | 21.100 1/min | Limiting speed |
| nϑr | 12.900 1/min | Reference speed |
| ≈m | 0,035 kg | 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
G20X28X4 | Sealing ring | |
SD20X28X4 | Sealing ring 2 |
