Tapered Roller Set – Metric Series

**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.

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Part Number d D T r Mass
32206
30.000 mm
62.000 mm
21.250 mm
1.000 mm
0.301 kg
32206C
30.000 mm
62.000 mm
21.250 mm
1.000 mm
32207
35.000 mm
72.000 mm
24.250 mm
1.500 mm
0.457 kg
32207C
35.000 mm
72.000 mm
24.250 mm
1.500 mm
32207CR
35.000 mm
72.000 mm
24.250 mm
1.500 mm
32208
40.000 mm
80.000 mm
24.750 mm
1.500 mm
0.558 kg
32209
45.000 mm
85.000 mm
24.750 mm
1.500 mm
0.607 kg
32210
50.000 mm
90.000 mm
24.750 mm
1.500 mm
0.648 kg
32211
55.000 mm
100.000 mm
26.750 mm
1.500 mm
0.876 kg
32203A
17.000 mm
40.000 mm
17.250 mm
1.000 mm
32212
60.000 mm
110.000 mm
29.750 mm
1.500 mm
1.180 kg
32203R
17.000 mm
40.000 mm
17.250 mm
1.000 mm
0.104 kg
32212UDFCS00
60.000 mm
110.000 mm
N/A
1.500 mm
2.366 kg
32204
20.000 mm
47.000 mm
19.250 mm
1.000 mm
0.160 kg
32213
65.000 mm
120.000 mm
32.750 mm
1.500 mm
1.580 kg
32204X1
20.000 mm
47.000 mm
19.250 mm
2.500 mm
32205
25.000 mm
52.000 mm
19.250 mm
1.000 mm
0.187 kg
32205C
25.000 mm
52.000 mm
19.250 mm
1.000 mm
32040XE1
200.000 mm
310.000 mm
70.000 mm
2.000 mm
19.300 kg
32044X
220.000 mm
340.000 mm
76.000 mm
2.500 mm
25.000 kg