F-57063 Cylindrical Roller Bearing 20-30mm Bore Size with High Load Capacity for Industrial Machinery
INA NSK NTN Long-Lifetime F-57063 cylindrical roller bearings deliver exceptional durability and performance for demanding industrial applications. Engineered with precision manufacturing and advanced materials.
- Extended Service Life: Logarithmic roller profile reduces edge stresses and minimizes sensitivity to misalignment and shaft deflection
- Enhanced Operational Reliability: Superior surface finish promotes hydrodynamic lubricant film formation on rollers and raceways
- High Load Capacity: Robust construction supports substantial radial loads
- Exceptional Stiffness: Maintains dimensional stability under heavy operating conditions
- Axial Displacement Accommodation: Capable of handling axial movement (except for bearings with flanges on both rings)
- Reduced Friction: Open flange design with optimized roller end geometry lowers friction and increases axial load capacity
Steel Industry, Mining & Construction, Papermaking Machinery, Wind Turbines, Machine Tools, Gearboxes, Electric Motors, Pumps & Compressors, Injection Molding, Motorcycles, Railways
| Bearing NO. | d (mm) | D (mm) | B (mm) | Mass (kg) |
|---|---|---|---|---|
| NU304E | 20 | 52 | 15 | 0.201 |
| NU304EM | 20 | 52 | 15 | 0.201 |
| NJ304E | 20 | 52 | 15 | 0.16 |
| NJ304EM | 20 | 52 | 15 | 0.168 |
| N305E | 25 | 62 | 17 | 0.244 |
| N305EM | 25 | 62 | 17 | 0.298 |
| NF305E | 25 | 62 | 17 | 0.244 |
| NU305E | 25 | 62 | 17 | 0.251 |
| NU305EM | 25 | 62 | 17 | 0.375 |
| NJ305E | 25 | 62 | 17 | 0.256 |
| NJ305EM | 25 | 62 | 17 | 0.261 |
| NUP305E | 25 | 62 | 17 | 0.263 |
| NUP305EM | 25 | 62 | 17 | 0.284 |
| NUP305ENV | 25 | 62 | 17 | 0.26 |
| N306E | 30 | 72 | 19 | 0.36 |
| N306EM | 30 | 72 | 19 | 0.41 |
| NU306E | 30 | 72 | 19 | 0.367 |
| NU306EM | 30 | 72 | 19 | 0.30 |
| NJ306E | 30 | 72 | 19 | 0.30 |
| NJ306EM | 30 | 72 | 19 | 0.41 |
| NUP306EM | 30 | 72 | 19 | 0.40 |
ZhongHong Bearing Manufacturing Co. Ltd specializes in producing comprehensive ranges of ball and roller bearings for automotive, ferrous metallurgy, chemical machinery, and machine manufacturing industries. Our product portfolio includes deep groove ball bearings, tapered roller bearings, cylindrical roller bearings, spherical bearings, angular contact bearings, needle roller bearings, thrust bearings, and custom non-standard solutions with annual production exceeding 10 million sets.
- OEM manufacturing for various bearing models and brands
- Custom non-standard products tailored to specific requirements
- High-chrome GCr15 bearing steel for superior quality
- Custom packaging solutions available
- Efficient global logistics with express, air, and sea transport options
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