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QJ207-XL-N2-MPA
Four-point contact bearing
Four point contact bearing QJ2..-XL-N2-MPA, X-life, holding grooves, solid brass cage
Product information
Metric
Imperial
Main Dimensions & Performance Data
| d | 35 mm | Bore diameter |
| D | 72 mm | Outside diameter |
| B | 17 mm | Width |
| Cr | 45,000 N | Basic dynamic load rating, radial |
| C0r | 35,500 N | Basic static load rating, radial |
| Cur | 2,470 N | Fatigue load limit, radial |
| nG | 19,800 1/min | Limiting speed |
| nϑr | 8,500 1/min | Reference speed |
| ≈m | 340 g | Weight |
Mounting dimensions
| da min | 42 mm | Minimum diameter shaft shoulder |
| Da max | 65 mm | Maximum diameter of housing shoulder |
| ra max | 1 mm | Maximum fillet radius |
Dimensions
| rmin | 1.1 mm | Minimum chamfer dimension |
| D1 | 59.05 mm | Shoulder diameter outer ring |
| d1 | 47.95 mm | Shoulder diameter inner ring |
| a | 37.5 mm | Distance between the apexes of the pressure cones |
| an | 3.5 mm | Hight retaining slot |
| bn | 4.5 mm | Width retaining slot |
| rn | 0.5 mm | Radius retaining slot |
45 ° | Angle retaining slot | |
| α | 35 ° | Contact angle |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 150 °C | Operating temperature max. |