**NTN Tapered Roller Bearings: Precision, Durability, and Performance for Demanding Applications**
NTN Corporation, a global leader in bearing technology, offers a comprehensive range of high-performance **Tapered Roller Bearings** designed to meet the rigorous demands of industrial machinery, automotive systems, and precision equipment. Among its extensive portfolio, NTN’s **Inch and J Series Tapered Roller Bearings** stand out for their superior load capacity, durability, and precision engineering. These bearings are optimized to handle combined radial and axial loads efficiently, making them indispensable in applications where reliability under heavy stress is critical.
### **Technical Features & Design Advantages**
NTN’s **Inch and J Series Tapered Roller Bearings** feature a precision-engineered conical geometry, with rollers arranged at an angle between the inner ring (cone) and outer ring (cup). This design ensures optimal load distribution, reducing friction and wear while enhancing operational longevity. Key features include:
– **High Load Capacity**: The tapered roller design effectively manages both radial and thrust loads, making these bearings ideal for heavy-duty applications.
– **Precision Ground Surfaces**: NTN employs advanced grinding techniques to ensure ultra-smooth contact surfaces, minimizing vibration and noise while improving efficiency.
– **Robust Materials & Heat Treatment**: Manufactured from high-grade steel and subjected to specialized heat treatment processes, these bearings offer exceptional hardness and fatigue resistance.
– **Interchangeability & Standard Compliance**: The **Inch Series** adheres to imperial measurements, while the **J Series** follows metric dimensions, ensuring compatibility with a wide range of machinery and automotive systems.
### **Key Components: Cone Assembly for Tapered Roller Bearings**
The **Cone (inner ring with rollers and cage)** is a critical component of NTN’s tapered roller bearings, engineered for seamless integration and peak performance. The cone assembly ensures:
– **Stable Roller Guidance**: The precision-machined cage retains rollers in optimal alignment, preventing skewing and ensuring smooth rotation.
– **Easy Maintenance & Replacement**: Designed for quick installation and serviceability, reducing downtime in industrial and automotive applications.
### **Performance Benefits**
NTN’s tapered roller bearings deliver:
– **Extended Service Life**: Advanced lubrication retention and wear-resistant materials reduce maintenance frequency.
– **Energy Efficiency**: Optimized internal geometry minimizes friction, lowering power consumption in rotating machinery.
– **High-Speed Capability**: Balanced design and superior materials allow stable operation even at elevated speeds.
### **Typical Applications**
These bearings are widely used in:
– **Industrial Machinery**: Gearboxes, conveyors, pumps, and mining equipment.
– **Automotive Systems**: Wheel hubs, transmissions, differentials, and axle assemblies.
– **Precision Equipment**: Agricultural machinery, construction vehicles, and material handling systems.
With a commitment to innovation and quality, NTN’s **Inch and J Series Tapered Roller Bearings** provide unmatched reliability, ensuring peak performance in the most demanding environments. Whether in heavy industry or high-precision automotive applications, NTN bearings are engineered to exceed expectations.
| Part Number | B | Wi | R | Mass |
|---|---|---|---|---|
39.688 mm |
22.098 mm |
0.800 mm |
||
40.483 mm |
28.575 mm |
3.600 mm |
0.444 kg |
|
40.988 mm |
18.001 mm |
0.156 kg |
||
41.275 mm |
17.384 mm |
1.500 mm |
0.206 kg |
|
41.275 mm |
17.463 mm |
3.600 mm |
0.196 kg |
|
41.275 mm |
23.020 mm |
3.600 mm |
0.280 kg |
|
41.275 mm |
25.400 mm |
3.600 mm |
0.344 kg |
|
41.275 mm |
25.400 mm |
3.600 mm |
0.361 kg |
|
41.275 mm |
25.400 mm |
0.800 mm |
||
38.100 mm |
30.391 mm |
3.600 mm |
0.472 kg |
|
38.100 mm |
28.575 mm |
3.600 mm |
||
38.100 mm |
29.771 mm |
3.600 mm |
0.423 kg |
|
38.100 mm |
30.886 mm |
1.500 mm |
0.578 kg |
|
38.100 mm |
30.163 mm |
0.800 mm |
0.570 kg |
|
38.100 mm |
30.163 mm |
3.600 mm |
0.571 kg |
|
38.100 mm |
29.083 mm |
3.600 mm |
0.510 kg |
|
38.100 mm |
40.386 mm |
1.500 mm |
0.867 kg |
|
38.100 mm |
23.698 mm |
2.300 mm |
0.465 kg |
|
38.100 mm |
36.068 mm |
3.600 mm |
1.070 kg |
|
38.100 mm |
28.575 mm |
0.800 mm |
0.480 kg |
|
38.100 mm |
28.575 mm |
0.800 mm |
0.480 kg |
|
38.100 mm |
18.288 mm |
0.156 kg |
||
38.100 mm |
18.288 mm |
2.300 mm |
0.156 kg |
|
39.688 mm |
25.400 mm |
1.500 mm |
0.368 kg |