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BK0509
Drawn cup needle roller bearing closed end
Drawn cup needle roller bearings with closed end BK, to DIN 618/ISO 3245
제품 정보
Main Dimensions & Performance Data
| Fw | 5 mm | Under roller diameter |
| D | 9 mm | Outside diameter |
| C | 9 mm | Width, outer ring |
| Cr | 2,400 N | Basic dynamic load rating, radial |
| C0r | 1,990 N | Basic static load rating, radial |
| Cur | 243 N | Fatigue load limit, radial |
| nG Grease | 23,500 1/min | Limiting speed for grease lubrication |
| nG | 39,000 1/min | Limiting speed |
| nϑr | 36,500 1/min | Reference speed |
| ≈m | 2.07 g | 중량 |
Dimensions
| rmin | 0.4 mm | Minimum chamfer dimension |
| Ct min | 7.4 mm | Minimum width to base of drawn cup with closed end |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 140 °C | Operating temperature max. |
