Outer Ring for Cylindrical Roller Bearings

**Introduction to NTN Cylindrical Roller Bearings and Components**

NTN Corporation, a global leader in precision engineering and bearing technology, offers high-performance **Cylindrical Roller Bearings** designed to deliver exceptional reliability, load capacity, and operational efficiency in demanding applications. Among NTN’s comprehensive range of bearing solutions, the **Outer Ring for Cylindrical Roller Bearings** stands out as a critical component engineered to optimize performance in industrial machinery, automotive systems, and precision equipment.

### **Technical Features and Design Excellence**
NTN’s **Cylindrical Roller Bearings** are characterized by their robust construction and advanced design, which ensure superior radial load capacity and high-speed operation. The **Outer Ring**, a key structural element, is precision-manufactured from high-grade steel alloys and subjected to stringent heat treatment processes to enhance durability and fatigue resistance. Key technical features include:

– **Optimized Raceway Geometry**: The outer ring’s raceway is meticulously ground and polished to minimize friction and ensure smooth roller movement, reducing wear and extending service life.
– **High Rigidity and Dimensional Stability**: Engineered to maintain precise tolerances even under heavy loads or thermal expansion, the outer ring ensures consistent performance in variable operating conditions.
– **Advanced Surface Treatments**: Optional coatings or surface hardening techniques (such as nitriding or phosphate treatments) can be applied to improve corrosion resistance and reduce micropitting in harsh environments.
– **Interchangeability and Customization**: NTN offers standardized and application-specific outer ring designs, including flanged or snap-ring configurations, to suit diverse mounting requirements.

### **Performance Advantages**
NTN’s **Outer Rings for Cylindrical Roller Bearings** contribute to the overall advantages of the bearing assembly, including:

– **High Load Capacity**: The rigid outer ring design distributes radial loads evenly across rollers, making these bearings ideal for heavy machinery like gearboxes, pumps, and construction equipment.
– **Enhanced Speed Capability**: Low-friction raceways and precision alignment allow for stable high-speed rotation, critical in automotive transmissions or industrial spindle applications.
– **Long Service Life**: Reduced stress concentrations and optimized material integrity minimize premature failure, lowering maintenance costs and downtime.
– **Versatility**: Suitable for both single-row and multi-row bearing configurations, accommodating applications requiring compact designs or extreme load resilience.

### **Typical Applications**
NTN’s cylindrical roller bearing components are widely used across industries, including:

– **Industrial Machinery**: Presses, rolling mills, conveyor systems, and machine tool spindles.
– **Automotive Systems**: Transmissions, wheel hubs, and electric vehicle drivetrains.
– **Precision Equipment**: Robotics, aerospace actuators, and medical imaging devices.

By combining cutting-edge manufacturing techniques with rigorous quality control, NTN ensures that its **Cylindrical Roller Bearing Components** meet the highest standards of performance and reliability. Whether in high-load industrial settings or precision automotive applications, NTN’s outer rings and bearing systems provide the durability and efficiency required for modern engineering challenges.

For industries demanding uncompromising quality, NTN’s solutions represent a trusted choice for maximizing equipment uptime and operational productivity.

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Part Number B W R Mass
W61018CA
140.058 mm
24.000 mm
N/A
0.399 kg
W61219CA
170.071 mm
32.000 mm
N/A
W61920DA
140.058 mm
20.000 mm
N/A
W61928CA
190.076 mm
24.000 mm
N/A
0.505 kg
M1926DAH
180.071 mm
24.000 mm
1.520 mm
0.646 kg
W61928DA
190.076 mm
24.000 mm
N/A
0.557 kg
M1315C
160.000 mm
37.000 mm
2.030 mm
1.379 kg
M1315CAH
160.071 mm
37.000 mm
2.030 mm
1.379 kg
M1315CH
160.000 mm
37.000 mm
2.030 mm
1.669 kg
M1316CH
170.000 mm
39.000 mm
2.030 mm
1.678 kg
M1317CAH
180.071 mm
41.000 mm
2.540 mm
1.863 kg
M1317DAH
180.071 mm
41.000 mm
2.540 mm
1.996 kg
M1318CH
190.000 mm
43.000 mm
2.540 mm
2.246 kg
M1320CH
215.000 mm
47.000 mm
2.540 mm
4.137 kg
M1321CH
225.000 mm
49.000 mm
2.540 mm
3.891 kg
M1921DAH
145.067 mm
20.000 mm
1.020 mm
0.365 kg
M1922CA
150.066 mm
20.000 mm
1.520 mm
0.347 kg
M1313CHW
140.000 mm
33.000 mm
2.030 mm
1.116 kg
M1922DAH
150.066 mm
20.000 mm
1.020 mm
0.377 kg
M1314C
150.000 mm
35.000 mm
2.030 mm
1.209 kg