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NA4902-XL
Needle roller bearing
Needle roller bearing NA49..-XL, single row, with inner ring, outer ring with 2 bords
Replaces
NA4902
Product information
Main Dimensions & Performance Data
| d | 15 mm | Bore diameter |
| D | 28 mm | Outside diameter |
| B | 13 mm | Width |
| Cr | 12,000 N | Basic dynamic load rating, radial |
| C0r | 13,600 N | Basic static load rating, radial |
| Cur | 2,470 N | Fatigue load limit, radial |
| nG | 21,100 1/min | Limiting speed |
| nϑr | 11,200 1/min | Reference speed |
| ≈m | 0.035 kg | Weight |
Dimensions
| F | 20 mm | Raceway diameter inner ring |
| rmin | 0.3 mm | Minimum chamfer dimension |
| s | 0.5 mm | Axial displacement |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |
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