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NA4912-XL
Needle roller bearing
Needle roller bearing NA49..-XL, single row, with inner ring, outer ring with 2 bords
Replaces
NA4912
Main Dimensions & Performance Data
| d | 60 mm | Bore diameter |
| D | 85 mm | Outside diameter |
| B | 25 mm | Width |
| Cr | 68,000 N | Basic dynamic load rating, radial |
| C0r | 108,000 N | Basic static load rating, radial |
| Cur | 19,100 N | Fatigue load limit, radial |
| nG | 6,700 1/min | Limiting speed |
| nϑr | 3,700 1/min | Reference speed |
| ≈m | 0.425 kg | Weight |
Dimensions
| F | 68 mm | Raceway diameter inner ring |
| rmin | 1 mm | Minimum chamfer dimension |
| s | 1.5 mm | Axial displacement |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |
Operating conditions for bearing NA4912-XL
In work for NA4912-XL
CO₂e caused by friction during operation
Comprehensive information with immediate calculations of the CO2e emissions of our rotative products in various application scenarios.
Load
*MandatoryMotion Influences
*Mandatory Preset calculation parameters
Arcanol MULTI2
Greasenormal cleanliness
Contamination70°C
Operating Temperature20°C
Ambient Temperature Choose your calculations
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CO₂e emissions
For Production info_outline
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Rating life
Total Rating Life (Lh10)
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Static safety (S0)
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