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07:57:21 GMT+0000 (Coordinated Universal Time)
HK4020
Drawn cup needle roller bearing open end
Drawn cup needle roller bearings with open ends HK, to DIN 618/ISO 3245
제품 정보
Main Dimensions & Performance Data
| Fw | 40 mm | Under roller diameter |
| D | 47 mm | Outside diameter |
| C | 20 mm | Width |
| Cr | 25,500 N | Basic dynamic load rating, radial |
| C0r | 52,000 N | Basic static load rating, radial |
| Cur | 6,900 N | Fatigue load limit, radial |
| nG | 6,600 1/min | Limiting speed |
| nG Grease | 3,950 1/min | Limiting speed for grease lubrication |
| nϑr | 4,900 1/min | Reference speed |
| ≈m | 49.698 g | 중량 |
Dimensions
| C1 | 20 mm | Width, outer ring |
| rmin | 0.8 mm | Minimum chamfer dimension |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 140 °C | Operating temperature max. |
Additional information
SD40X47X4 | Sealing ring | |
G40X47X4 | Sealing ring 2 | |
LR35X40X20,5 | Suitable inner rings LR | |
IR35X40X20-XL | Suitable inner rings IR |
