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249/800-B-MB
Spherical Roller Bearing
Spherical roller bearing 249..-B-MB, symmetric 3 ribs
Replaces
249/800B.MB
Main Dimensions & Performance Data
| d | 800 mm | Bore diameter |
| D | 1,060 mm | Outside diameter |
| B | 258 mm | Width |
| Cr | 7,700,000 N | Basic dynamic load rating, radial |
| C0r | 20,300,000 N | Basic static load rating, radial |
| Cur | 1,390,000 N | Fatigue load limit, radial |
| nG | 480 1/min | Limiting speed |
| nϑr | 133 1/min | Reference speed |
| ≈m | 634 kg | Weight |
Mounting dimensions
| da min | 823 mm | Minimum diameter shaft shoulder |
| Da max | 1,037 mm | Maximum diameter of housing shoulder |
| ra max | 5 mm | Maximum recess radius |
Dimensions
| rmin | 6 mm | Minimum chamfer dimension |
| D1 | 978.6 mm | Bore diameter outer ring |
| ds | 12.5 mm | Diameter lubrication hole |
| ns | 23.5 mm | Width of lubricating groove |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 200 °C | Operating temperature max. |
Calculation factors
| e | 0.23 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
| Y1 | 2.98 | Dynamic axial load factor |
| Y2 | 4.44 | Dynamic axial load factor |
| Y0 | 2.92 | Static axial load factor |
Operating conditions for bearing 249/800-B-MB
In work for 249/800-B-MB
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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