**NTN Cylindrical Roller Bearings: High-Performance Components for Demanding Applications**
NTN cylindrical roller bearings are engineered to deliver exceptional load capacity, precision, and durability in some of the most demanding industrial and automotive environments. Among NTN’s extensive bearing portfolio, the **Outer Ring with Cage and Rollers** assembly stands out as a critical component designed to optimize performance in high-load, high-speed applications. These bearings are meticulously crafted to ensure smooth operation, extended service life, and reduced maintenance requirements—making them a preferred choice for engineers and OEMs across multiple industries.
### **Technical Features & Design Advantages**
The **NTN Cylindrical Roller Bearing Outer Ring with Cage and Rollers** is designed with precision-ground components to ensure optimal load distribution and minimal friction. Key features include:
– **High Radial Load Capacity**: The cylindrical roller design maximizes contact area with the raceway, enabling superior radial load handling compared to ball bearings. This makes them ideal for heavy machinery and automotive systems where shock loads and high forces are common.
– **Robust Cage Design**: The cage (typically made of pressed steel, brass, or polyamide) securely retains the rollers, preventing skewing and ensuring even load distribution. This enhances rotational stability and reduces wear.
– **Precision-Ground Surfaces**: The outer ring, rollers, and raceways undergo stringent grinding and finishing processes to minimize vibration and noise, critical for precision equipment and automotive drivetrains.
– **Heat Treatment & Material Quality**: NTN uses high-grade alloy steel with advanced heat treatment (such as carburizing or induction hardening) to enhance fatigue resistance and durability under extreme conditions.
– **Lubrication Versatility**: Compatible with grease or oil lubrication, these bearings are adaptable to various operating environments, from high-temperature industrial settings to high-speed automotive transmissions.
### **Performance Benefits**
– **Extended Service Life**: Reduced friction and optimized stress distribution contribute to longer bearing life, even in harsh conditions.
– **High-Speed Capability**: The precision-balanced design minimizes centrifugal forces, allowing stable operation at elevated speeds.
– **Low Maintenance**: High-quality materials and sealing options (where applicable) reduce contamination risks, lowering downtime.
### **Typical Applications**
NTN cylindrical roller bearings with outer ring assemblies are widely used in:
– **Industrial Machinery**: Gearboxes, pumps, compressors, and machine tool spindles where heavy radial loads are present.
– **Automotive Systems**: Wheel hubs, transmissions, and differential systems requiring high load capacity and reliability.
– **Precision Equipment**: Printing machines, robotics, and wind turbine gearboxes demanding smooth, vibration-free rotation.
By combining advanced engineering with rigorous quality control, NTN’s cylindrical roller bearing components ensure peak performance, efficiency, and longevity—making them a trusted solution for mission-critical applications worldwide. Whether in heavy industry, automotive engineering, or precision mechanics, these bearings deliver the robustness and precision needed to keep systems running smoothly.
Part Number | A | D | W | r | Mass |
---|---|---|---|---|---|
114.020 mm |
190.000 mm |
54.000 mm |
2.540 mm |
||
114.020 mm |
190.000 mm |
54.000 mm |
2.540 mm |
||
114.020 mm |
190.000 mm |
54.000 mm |
2.540 mm |
||
114.020 mm |
190.000 mm |
54.000 mm |
2.540 mm |
||
114.020 mm |
190.000 mm |
54.000 mm |
2.540 mm |
||
114.020 mm |
190.000 mm |
54.000 mm |
2.540 mm |
||
130.180 mm |
215.000 mm |
60.000 mm |
2.540 mm |
||
130.180 mm |
215.000 mm |
60.000 mm |
2.540 mm |
||
130.180 mm |
215.000 mm |
60.000 mm |
2.540 mm |
||
130.180 mm |
215.000 mm |
60.000 mm |
2.540 mm |
||
130.180 mm |
215.000 mm |
60.000 mm |
2.540 mm |
||
130.180 mm |
215.000 mm |
60.000 mm |
2.540 mm |
||
108.530 mm |
180.000 mm |
51.000 mm |
2.540 mm |
||
108.530 mm |
180.000 mm |
51.000 mm |
2.540 mm |
||
108.530 mm |
180.000 mm |
51.000 mm |
2.540 mm |
||
89.200 mm |
150.000 mm |
43.000 mm |
2.030 mm |
||
89.200 mm |
150.000 mm |
43.000 mm |
2.030 mm |
||
89.200 mm |
150.000 mm |
43.000 mm |
2.030 mm |
||
89.200 mm |
150.000 mm |
43.000 mm |
2.030 mm |
||
89.200 mm |
150.000 mm |
43.000 mm |
2.030 mm |