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NU 421 M
Single row cylindrical roller bearing
Dimensions: Bore (Inner) Diameter: 105 mm； Outer Diameter: 260 mm； Width (Thickness): 60 mm;
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Product Attributes
| Product Number | NU 421 M |
| Bore diameter | 105 mm |
| Outside diameter | 260 mm |
| Width | 60 mm |
| Basic dynamic load rating | 501 kN |
| Basic static load rating | 570 kN |
| Fatigue load limit | 64 kN |
| Reference speed | 2800 r/min |
| Limiting speed | 3400 r/min |
| Mass | 17.5 kg |
| Shoulder diameter of inner ring | – |
| Shoulder diameter of outer ring | 206.3 mm |
| Raceway diameter | 144.5 mm |
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