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QJ312-XL-MPA
Four-point contact bearing
Four point contact bearing QJ3..-XL-MPA, X-life, solid brass cage
구자재
QJ312-MPA
제품 정보
Main Dimensions & Performance Data
| d | 60 mm | Bore diameter |
| D | 130 mm | Outside diameter |
| B | 31 mm | Width |
| Cr | 152,000 N | Basic dynamic load rating, radial |
| C0r | 126,000 N | Basic static load rating, radial |
| Cur | 9,200 N | Fatigue load limit, radial |
| nG | 10,400 1/min | Limiting speed |
| nϑr | 4,700 1/min | Reference speed |
| ≈m | 2.11 kg | 중량 |
Mounting dimensions
| da min | 72 mm | Minimum diameter shaft shoulder |
| Da max | 118 mm | Maximum diameter of housing shoulder |
| ra max | 2.1 mm | Maximum fillet radius |
Dimensions
| rmin | 2.1 mm | Minimum chamfer dimension |
| D1 | 106.9 mm | Shoulder diameter outer ring |
| d1 | 84.24 mm | Shoulder diameter inner ring |
| a | 66.5 mm | Distance between the apexes of the pressure cones |
| α | 35 ° | Contact angle |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 150 °C | Operating temperature max. |