Double Row Tapered Roller Bearing

**NTN Tapered Roller Bearings: Precision, Durability, and High-Performance Solutions for Demanding Applications**

NTN is a globally recognized leader in the design and manufacturing of high-performance rolling bearings, with its tapered roller bearings standing out for their exceptional load capacity, precision, and reliability. Among NTN’s extensive bearing portfolio, the **Metric ISO Series Tapered Roller Bearings** and **Double Row Tapered Roller Bearings** are engineered to deliver superior performance in the most demanding industrial, automotive, and precision equipment applications. These bearings are designed to handle combined radial and axial loads efficiently, making them indispensable in systems where durability, high-speed operation, and long service life are critical.

### **Technical Features and Performance Advantages**

NTN’s **Metric ISO Series Tapered Roller Bearings** adhere to international dimensional standards (ISO 355), ensuring seamless compatibility with a wide range of machinery. Their precision-ground rollers and raceways are optimized for smooth rolling motion, reducing friction and heat generation. Key features include:

– **High Load Capacity**: The tapered geometry allows for effective distribution of radial and axial loads, making these bearings ideal for heavy-duty applications.
– **Enhanced Rigidity and Alignment**: The cup-and-cone design ensures stable operation even under misalignment conditions, improving overall system reliability.
– **Superior Lubrication Retention**: Advanced sealing options and optimized internal geometries help maintain lubrication, extending bearing life in harsh environments.
– **Interchangeability**: Conforming to ISO standards, these bearings offer easy replacement and integration into existing systems.

For applications requiring even greater load support and rigidity, NTN’s **Double Row Tapered Roller Bearings** provide an exceptional solution. These bearings incorporate two rows of tapered rollers, significantly increasing radial and axial load capacity while maintaining compact dimensions. Their design minimizes deflection under heavy loads, making them ideal for high-stress applications such as gearboxes, heavy machinery, and large industrial equipment.

### **Typical Applications**

NTN’s tapered roller bearings are widely used across multiple industries, including:

– **Industrial Machinery**: Machine tools, construction equipment, mining machinery, and conveyor systems benefit from their high load capacity and resistance to shock loads.
– **Automotive Systems**: Wheel hubs, transmissions, and differentials rely on these bearings for their ability to handle dynamic forces and high rotational speeds.
– **Precision Equipment**: Gear reducers, pumps, and wind turbine systems utilize NTN’s tapered roller bearings for their precision and long-term reliability.

By combining advanced materials, precision engineering, and rigorous quality control, NTN ensures that its tapered roller bearings meet the highest performance standards. Whether in heavy industrial applications or high-speed automotive systems, NTN’s Metric ISO Series and Double Row Tapered Roller Bearings deliver unmatched durability, efficiency, and operational excellence.

For demanding environments where performance cannot be compromised, NTN’s tapered roller bearings provide the strength, precision, and reliability needed to keep machinery running smoothly—ensuring reduced downtime and lower total cost of ownership.

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Part Number d D C B1 r Mass
413080
400.000 mm
600.000 mm
132.000 mm
148.000 mm
6.000 mm
105.000 kg
413138
190.000 mm
320.000 mm
92.000 mm
104.000 mm
4.000 mm
30.800 kg
413084
420.000 mm
620.000 mm
134.000 mm
150.000 mm
6.000 mm
135.000 kg
413140
200.000 mm
340.000 mm
100.000 mm
112.000 mm
4.000 mm
38.600 kg
413088
440.000 mm
650.000 mm
140.000 mm
157.000 mm
6.000 mm
160.000 kg
413140C4
200.000 mm
340.000 mm
100.000 mm
112.000 mm
4.000 mm
38.600 kg
413092
460.000 mm
680.000 mm
145.000 mm
163.000 mm
6.000 mm
179.000 kg
413096
480.000 mm
700.000 mm
147.000 mm
165.000 mm
6.000 mm
189.000 kg
4131/500
500.000 mm
830.000 mm
235.000 mm
264.000 mm
7.500 mm
528.000 kg
413122
110.000 mm
180.000 mm
50.000 mm
56.000 mm
2.500 mm
5.200 kg
413124
120.000 mm
200.000 mm
55.000 mm
62.000 mm
2.500 mm
7.240 kg
413126
130.000 mm
210.000 mm
57.000 mm
64.000 mm
2.500 mm
7.830 kg
413128
140.000 mm
225.000 mm
61.000 mm
68.000 mm
3.000 mm
9.180 kg
413060
300.000 mm
460.000 mm
105.000 mm
118.000 mm
5.000 mm
65.600 kg
410348E1
240.000 mm
360.000 mm
82.000 mm
92.000 mm
4.000 mm
30.200 kg
413064
320.000 mm
480.000 mm
108.000 mm
121.000 mm
5.000 mm
70.900 kg
4130/500
500.000 mm
720.000 mm
149.000 mm
167.000 mm
6.000 mm
202.000 kg
413068
340.000 mm
520.000 mm
118.000 mm
133.000 mm
6.000 mm
89.200 kg
413024
120.000 mm
180.000 mm
41.000 mm
46.000 mm
2.500 mm
3.850 kg
413072
360.000 mm
540.000 mm
120.000 mm
134.000 mm
6.000 mm
92.700 kg
413026
130.000 mm
200.000 mm
46.000 mm
52.000 mm
2.500 mm
5.550 kg
413072C3
360.000 mm
540.000 mm
120.000 mm
134.000 mm
6.000 mm
98.200 kg
413028
140.000 mm
210.000 mm
47.000 mm
53.000 mm
2.500 mm
5.880 kg
413030
150.000 mm
225.000 mm
50.000 mm
56.000 mm
3.000 mm
6.660 kg