INA RNA 4913 Needle Roller Bearing
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Needle Roller Bearing
INA RNA 4913 Needle Roller Bearing features a 72 mm under roller diameter and 90 mm outer diameter. It offers high load capacity with a dynamic load rating of 69,000 N and a maximum speed of 6,300 1/min.
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INA Needle Roller Bearing RNA 4913
The INA Needle Roller Bearing RNA 4913 is designed for applications requiring compact design and high load-bearing capacity. This bearing offers reliable performance under high radial loads and offers excellent fatigue resistance.
Manufacturer: INA
Model: RNA 4913
Type: Needle Roller Bearing
| Under Roller Diameter (Fw) | 72 mm |
| Outer Diameter (D) | 90 mm |
| Width (B) | 25 mm |
| Minimum Chamfer Dimension (rmin) | 1 mm |
| Dynamic Load Rating (C) | 69,000 N |
| Static Load Rating (C0) | 112,000 N |
| Fatigue Load Limit (Pu) | 19,900 N |
| Limiting Speed | 6,300 1/min |
| Reference Speed | 3,650 1/min |
| Limiting Speed for Grease Lubrication | 3,800 1/min |
