Cone for Tapered Roller Bearing – Inch Series and J Series

**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.

MORE +
CLOSE +
Part Number B Wi R Mass
26881
39.688 mm
25.400 mm
3.600 mm
0.365 kg
2789
39.688 mm
25.654 mm
3.600 mm
0.286 kg
28156
39.980 mm
19.649 mm
2.300 mm
0.232 kg
28158
40.000 mm
20.940 mm
1.500 mm
0.247 kg
3382
39.688 mm
30.391 mm
3.600 mm
0.448 kg
HM89448
36.513 mm
28.575 mm
0.800 mm
0.369 kg
HM89449
36.513 mm
28.575 mm
3.600 mm
0.366 kg
JL69349
38.000 mm
17.000 mm
0.127 kg
JL69349PKV3
38.000 mm
17.000 mm
13685
38.100 mm
19.050 mm
3.600 mm
0.189 kg
13685L
38.100 mm
19.050 mm
3.600 mm
0.189 kg
13686V1
38.100 mm
26.195 mm
1.500 mm
0.251 kg
13687
38.100 mm
19.050 mm
2.000 mm
0.192 kg
13889
38.100 mm
11.908 mm
1.500 mm
0.101 kg
16150
38.100 mm
20.638 mm
3.600 mm
0.208 kg
19150
38.100 mm
16.520 mm
1.500 mm
0.167 kg
25572
38.100 mm
25.400 mm
0.800 mm
0.440 kg
26878
38.100 mm
25.400 mm
0.800 mm
0.388 kg
2776
38.100 mm
25.654 mm
4.300 mm
0.305 kg
2777
38.100 mm
25.654 mm
5.600 mm
0.300 kg
2788
38.100 mm
25.654 mm
3.600 mm
0.305 kg
27880
38.100 mm
23.698 mm
0.800 mm
0.349 kg
27881
38.100 mm
20.940 mm
3.600 mm
0.345 kg
2788A
38.100 mm
25.654 mm
1.500 mm
0.305 kg