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6318-2Z
Deep groove ball bearing
Deep groove ball bearing 63..-2Z, single row, shields, steel sheet metal cage
Replaces
6318.2Z, 6318.2ZR
Product information
Metric
Imperial
Main Dimensions & Performance Data
| d | 90 mm | Bore diameter |
| D | 190 mm | Outside diameter |
| B | 43 mm | Width |
| Cr | 142,000 N | Basic dynamic load rating, radial |
| C0r | 102,000 N | Basic static load rating, radial |
| Cur | 5,900 N | Fatigue load limit, radial |
| nG | 4,150 1/min | Limiting speed |
| nϑr | 5,100 1/min | Reference speed |
| ≈m | 5.4 kg | Weight |
Mounting dimensions
| da min | 104 mm | Minimum diameter shaft shoulder |
| Da max | 176 mm | Maximum diameter of housing shoulder |
| ra max | 2.5 mm | Maximum fillet radius |
Dimensions
| rmin | 3 mm | Minimum chamfer dimension |
| D1 | 157.18 mm | Shoulder diameter outer ring |
| D2 | 160.74 mm | Caliber diameter outer ring |
| d1 | 123.3 mm | Shoulder diameter inner ring |
Temperature range
| Tmin | -20 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |
Calculation factors
| f0 | 13.9 | Calculation factor |