Inner Ring for Cylindrical Roller Bearings

**NTN Cylindrical Roller Bearings: Precision Engineered for Demanding Applications**

NTN cylindrical roller bearings are renowned for their exceptional load capacity, durability, and precision, making them a preferred choice for industrial machinery, automotive systems, and high-performance equipment. Designed to handle heavy radial loads and high-speed operations, these bearings incorporate advanced engineering to ensure reliability in even the most demanding environments. Among their key components, the **inner ring for cylindrical roller bearings** plays a critical role in maintaining structural integrity and operational efficiency.

### **Technical Features & Design Advantages**
The **NTN cylindrical roller bearing inner ring** is precision-machined from high-quality steel, undergoing rigorous heat treatment processes to enhance hardness and fatigue resistance. Its optimized raceway geometry ensures smooth roller movement, reducing friction and minimizing wear over extended service life. Key features include:

– **High Radial Load Capacity**: The inner ring’s robust construction supports substantial radial loads, making it ideal for heavy machinery such as gearboxes, pumps, and construction equipment.
– **Precision Ground Surfaces**: Ultra-precise machining ensures tight tolerances, reducing vibration and noise in high-speed applications like electric motors or machine tool spindles.
– **Advanced Heat Treatment**: Carburizing or induction hardening processes improve surface durability while maintaining core toughness, preventing premature failure under shock or variable loads.
– **Optimized Roller Guidance**: The inner ring’s flange design (where applicable) ensures proper roller alignment, preventing skewing and ensuring even load distribution.

### **Performance Benefits**
NTN’s cylindrical roller bearing components are engineered to deliver superior performance in harsh conditions:
– **Extended Service Life**: Reduced friction and wear-resistant materials enhance longevity, lowering maintenance costs.
– **High-Speed Capability**: Precision balancing and optimized internal clearances allow stable operation at elevated speeds, critical for automotive transmissions or industrial drivetrains.
– **Versatility**: Available in single-row, double-row, and multi-row configurations, NTN bearings accommodate diverse load and space requirements.

### **Typical Applications**
NTN cylindrical roller bearings and their inner ring components are widely used in:
– **Industrial Machinery**: Presses, conveyors, and mining equipment requiring high radial load support.
– **Automotive Systems**: Wheel hubs, transmissions, and differentials where durability and precision are paramount.
– **Precision Equipment**: Machine tools, robotics, and aerospace systems demanding low vibration and high rotational accuracy.

By combining cutting-edge materials, precision manufacturing, and rigorous testing, NTN ensures that its cylindrical roller bearing components deliver unmatched reliability and efficiency. Whether in heavy industrial settings or high-performance automotive applications, NTN’s engineering excellence provides a competitive edge in operational performance and longevity.

For industries that demand durability under load, speed, and precision, NTN cylindrical roller bearings—and their critical inner ring components—stand as a trusted solution.

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Part Number B W R Mass
MA1216
80.000 mm
26.000 mm
2.540 mm
0.413 kg
MA1217
85.000 mm
28.000 mm
3.180 mm
0.528 kg
MA1218
90.000 mm
30.000 mm
3.180 mm
0.604 kg
MA1220
100.000 mm
34.000 mm
3.960 mm
0.929 kg
MA1017
85.000 mm
22.000 mm
2.030 mm
0.264 kg
MA1222
110.000 mm
38.000 mm
3.960 mm
1.264 kg