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NA4909
| Part number | NA4909 | |
|---|---|---|
| EAN | 4012802194692 | |
| Unit | Each | |
| Long description | Needle roller bearing with inner ring | |
| Pros | Compact construction type | |
| Product details | Solid outer rings with wheel flanges | |
| dInside diameter | 45 mm | |
| DOutside diameter | 68 mm | |
| BWidth | 22 mm | |
| Sealing | Open | |
| Regreasable | Yes | |
| FOutside diameter of inner ring | 52 mm | |
| Basic radial load static | 73000 N | |
| Basic radial load dynamic | 51000 N | |
| Ref rotation speed | 4700 r/min | |
| Max rotation speed | 8600 r/min | |
| Min working temperature | -30 °C | |
| Max working temperature | 120 °C | |
| Original number equivalent | NA4909-XL |
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