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.

MORE +
CLOSE +
Part Number B W R Mass
WRE68215
75.000 mm
38.000 mm
N/A
0.776 kg
WRB67210
50.000 mm
23.000 mm
N/A
0.154 kg
WRB67217
85.000 mm
35.000 mm
N/A
0.816 kg
WRB67315
75.000 mm
46.000 mm
N/A
0.971 kg
WRC61312
60.000 mm
31.000 mm
N/A
0.308 kg
WRC67220
100.000 mm
41.000 mm
N/A
0.953 kg
MS1307
35.000 mm
17.269 mm
1.520 mm
0.108 kg
MS1309
45.000 mm
25.000 mm
2.030 mm
0.201 kg
MS1310
50.000 mm
21.158 mm
2.030 mm
0.256 kg
MS1311
55.000 mm
23.696 mm
2.030 mm
0.327 kg
MS1312
60.000 mm
22.428 mm
2.540 mm
0.408 kg
MS7309
45.000 mm
31.000 mm
2.030 mm
0.255 kg
WA67220
100.000 mm
41.000 mm
N/A
0.898 kg
MRC1314
70.000 mm
35.000 mm
3.180 mm
0.680 kg
WR61918
90.000 mm
18.000 mm
N/A
0.168 kg
MRD1313
65.000 mm
33.000 mm
2.540 mm
0.590 kg
WRB61312
60.000 mm
31.000 mm
N/A
0.399 kg
MS1012
60.000 mm
N/A
1.520 mm
0.112 kg
WRB61314
70.000 mm
35.000 mm
N/A
0.662 kg
MS1017
85.000 mm
22.000 mm
2.030 mm
0.233 kg