**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 |
|---|---|---|---|---|
88.900 mm |
15.083 mm |
1.500 mm |
||
88.900 mm |
41.275 mm |
3.600 mm |
||
88.900 mm |
52.388 mm |
3.600 mm |
||
89.091 mm |
36.322 mm |
3.600 mm |
||
89.891 mm |
56.363 mm |
3.600 mm |
||
89.974 mm |
40.000 mm |
7.100 mm |
1.740 kg |
|
90.000 mm |
46.038 mm |
3.500 mm |
||
90.000 mm |
57.531 mm |
8.000 mm |
||
90.000 mm |
44.000 mm |
3.000 mm |
2.313 kg |
|
90.000 mm |
34.000 mm |
3.000 mm |
||
90.000 mm |
34.000 mm |
6.000 mm |
||
90.488 mm |
48.260 mm |
3.600 mm |
2.397 kg |
|
91.351 mm |
33.020 mm |
3.600 mm |
||
85.725 mm |
55.100 mm |
6.900 mm |
||
85.725 mm |
41.275 mm |
3.600 mm |
1.740 kg |
|
85.725 mm |
41.275 mm |
6.400 mm |
1.720 kg |
|
85.725 mm |
41.275 mm |
3.600 mm |
||
85.725 mm |
41.275 mm |
3.600 mm |
2.930 kg |
|
85.725 mm |
48.260 mm |
3.600 mm |
2.647 kg |
|
85.725 mm |
56.363 mm |
3.600 mm |
||
85.725 mm |
42.863 mm |
4.800 mm |
1.778 kg |
|
85.725 mm |
29.769 mm |
3.600 mm |
||
87.313 mm |
36.322 mm |
3.600 mm |
||
87.313 mm |
57.531 mm |
7.900 mm |