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02:36:20 GMT+0000 (Coordinated Universal Time)
230/900-B-K-MB
Spherical Roller Bearing
Spherical roller bearing 230..-B-K-MB, symmetric 3 ribs
Replaces
230/900BK.MB, 230/900K.MB
Main Dimensions & Performance Data
| d | 900 mm | Bore diameter |
| D | 1,280 mm | Outside diameter |
| B | 280 mm | Width |
| Cr | 11,100,000 N | Basic dynamic load rating, radial |
| C0r | 26,500,000 N | Basic static load rating, radial |
| Cur | 1,660,000 N | Fatigue load limit, radial |
| nG | 455 1/min | Limiting speed |
| nϑr | 235 1/min | Reference speed |
| ≈m | 1,172 kg | Weight |
Mounting dimensions
| da min | 928 mm | Minimum diameter shaft shoulder |
| Da max | 1,252 mm | Maximum diameter of housing shoulder |
| ra max | 6 mm | Maximum recess radius |
Dimensions
| rmin | 7.5 mm | Minimum chamfer dimension |
| D1 | 1,171.3 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 | 0.22 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
| Y1 | 3.14 | Dynamic axial load factor |
| Y2 | 4.67 | Dynamic axial load factor |
| Y0 | 3.07 | Static axial load factor |
