**NTN Tapered Roller Bearings – Metric ISO Series: Precision, Durability, and High-Performance Load Handling**
NTN’s **Metric ISO Series Tapered Roller Bearings** and **Tapered Roller Sets** represent a pinnacle of engineering excellence, designed to deliver unmatched reliability in demanding industrial and automotive applications. These bearings are meticulously crafted to handle combined radial and axial loads with superior efficiency, making them indispensable for heavy-duty machinery, precision equipment, and high-performance automotive systems.
### **Technical Features & Design Advantages**
NTN’s tapered roller bearings are manufactured to **ISO metric standards**, ensuring global compatibility and seamless integration into a wide range of machinery. Key design features include:
– **Optimized Roller & Raceway Geometry**: Precision-ground tapered rollers and raceways minimize friction while distributing loads evenly, enhancing bearing life and reducing wear.
– **High-Grade Materials**: Constructed from premium **case-hardened chromium steel**, these bearings offer exceptional resistance to fatigue, shock loads, and harsh operating conditions.
– **Advanced Cage Designs**: Options include **pressed steel cages** (for high-speed stability) and **machined brass cages** (for extreme-load applications), ensuring optimal roller guidance and lubrication retention.
– **Sealing & Lubrication Options**: Configurable with **contact or non-contact seals**, as well as specialized grease formulations for extended service intervals in contaminated environments.
### **Performance Benefits**
NTN’s tapered roller bearings excel in applications requiring **rigidity, high load capacity, and precise alignment**:
– **Superior Load Handling**: The tapered design efficiently manages **combined radial and thrust loads**, making them ideal for gearboxes, wheel hubs, and heavy industrial equipment.
– **Extended Service Life**: Reduced internal sliding friction and optimized heat dissipation contribute to **longer operational lifespans**, even under continuous high-stress conditions.
– **Enhanced Operational Efficiency**: Precision manufacturing ensures **low noise and vibration**, critical for automotive drivetrains, wind turbines, and precision machine tools.
### **Typical Applications**
These bearings are widely used across industries where **durability and precision** are non-negotiable:
– **Automotive Systems**: Wheel bearings, differential assemblies, and transmission systems in passenger vehicles, trucks, and off-road machinery.
– **Industrial Machinery**: Conveyors, mining equipment, construction machinery, and agricultural gearboxes subjected to heavy loads and harsh environments.
– **Precision Equipment**: Machine tool spindles, robotics, and aerospace components requiring **high rotational accuracy and rigidity**.
### **Conclusion**
NTN’s **Metric ISO Series Tapered Roller Bearings** and **Tapered Roller Sets** combine cutting-edge engineering with robust materials to deliver **peak performance in the most demanding applications**. Whether in automotive drivetrains or heavy industrial systems, these bearings provide **reliable load support, reduced maintenance, and extended operational life**—making them a trusted choice for engineers worldwide.
For applications where **precision, strength, and endurance** are critical, NTN’s tapered roller bearings stand as a benchmark of quality and innovation.
Part Number | d | D | T | r | Mass |
---|---|---|---|---|---|
25.000 mm |
52.000 mm |
19.250 mm |
1.500 mm |
||
28.000 mm |
63.000 mm |
22.250 mm |
1.500 mm |
0.338 kg |
|
30.000 mm |
51.000 mm |
15.000 mm |
0.300 mm |
||
30.000 mm |
52.000 mm |
16.000 mm |
0.300 mm |
||
30.000 mm |
54.000 mm |
16.000 mm |
1.000 mm |
||
28.000 mm |
50.292 mm |
14.224 mm |
1.800 mm |
||
50.000 mm |
110.000 mm |
29.250 mm |
2.000 mm |
1.220 kg |
|
57.150 mm |
100.000 mm |
21.000 mm |
2.000 mm |
0.644 kg |
|
60.000 mm |
96.500 mm |
27.000 mm |
1.500 mm |
0.651 kg |
|
300.000 mm |
380.000 mm |
38.000 mm |
2.500 mm |
9.440 kg |
|
20.000 mm |
47.000 mm |
19.250 mm |
1.000 mm |
||
43.600 mm |
84.985 mm |
18.250 mm |
0.300 mm |
0.550 kg |
|
101.600 mm |
260.350 mm |
136.525 mm |
3.300 mm |
42.250 kg |
|
21.500 mm |
47.000 mm |
16.500 mm |
1.000 mm |
0.136 kg |
|
85.000 mm |
140.000 mm |
39.000 mm |
2.500 mm |
||
28.500 mm |
47.000 mm |
15.000 mm |
N/A |
0.100 kg |
|
50.000 mm |
105.000 mm |
37.000 mm |
2.500 mm |
1.520 kg |
|
35.000 mm |
59.131 mm |
15.875 mm |
1.300 mm |
0.169 kg |
|
40.000 mm |
80.000 mm |
32.000 mm |
1.500 mm |
0.728 kg |
|
45.000 mm |
85.000 mm |
32.000 mm |
1.500 mm |
0.783 kg |