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Main Dimensions & Performance Data
| d | 20 mm | Bore diameter |
| D | 52 mm | Outside diameter |
| B | 15 mm | Width |
| Cr | 16,900 N | Basic dynamic load rating, radial |
| C0r | 7,900 N | Basic static load rating, radial |
| Cur | 540 N | Fatigue load limit, radial |
| nG | 19,800 1/min | Limiting speed |
| nϑr | 14,400 1/min | Reference speed |
| ≈m | 144 g | Weight |
Mounting dimensions
| da min | 27 mm | Minimum diameter shaft shoulder |
| Da max | 45 mm | Maximum diameter of housing shoulder |
| ra max | 1 mm | Maximum fillet radius |
Dimensions
| rmin | 1.1 mm | Minimum chamfer dimension |
| D1 | 41.95 mm | Shoulder diameter outer ring |
| D2 | 44.4 mm | Caliber diameter outer ring |
| d1 | 30.3 mm | Shoulder diameter inner ring |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |
Calculation factors
| f0 | 12.4 | Calculation factor |
Your current product variant
| Sealing | Without | Not sealed |
| Cage | JN | steel sheet metal |
| Tolerance class | PN | Normal (PN) |
| Dimensional / heat stabilization | SN | Rings dimensional stabilized up to 120° |
| Lubricant | Without | Bearing not greased |
| Bore type | Z | Cylindrical |
| Radial internal clearance | CN (Group N) | Normal internal clearance |