FAG RNA-NA 4903 Needle Roller Bearing
FAG NA 4903 Needle Roller Bearing
The FAG NA 4903 Needle Roller Bearing is a high-performance bearing designed for applications requiring compact design, high load capacity, and precision. With an inner ring and optimized load ratings, this bearing ensures efficient operation in high-speed environments.
Manufacturer: FAG
Type: Needle Roller Bearing
Model: NA 4903
Design: NA, with Inner Ring
Dimensions:
Basic Load Ratings:
Speed Ratings:
| Bore Diameter | 17 mm |
| Outer Diameter (D) | 30 mm |
| Width (B) | 13 mm |
| Dynamic (C) | 12,400 N |
| Static (C0) | 14,600 N |
| Fatigue Load Limit, Radial | 2,650 N |
| Limiting Speed | 20,000 1/min |
| Limiting Speed for Grease Lubrication | 12,000 1/min |
| Reference Speed | 10,200 1/min |
