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08:49:23 GMT+0000 (Coordinated Universal Time)
NK55/25-XL
Needle roller bearing
Needle roller bearings NK, light series
Replaces
NK55/25
Preferred product
Product information
Metric
Imperial
Main Dimensions & Performance Data
| Fw | 55 mm | Under roller diameter |
| D | 68 mm | Outside diameter |
| C | 25 mm | Width, outer ring |
| Cr | 45.500 N | Basic dynamic load rating, radial |
| C0r | 82.000 N | Basic static load rating, radial |
| Cur | 14.300 N | Fatigue load limit, radial |
| nG | 8.400 1/min | Limiting speed |
| nϑr | 5.200 1/min | Reference speed |
| ≈m | 191,05 g | Weight |
Dimensions
| rmin | 0,6 mm | Minimum chamfer dimension |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |