**NTN Needle Roller Thrust Bearings: High-Performance Outer Rings for Demanding Applications**
NTN is a globally recognized leader in precision bearing technology, and its **Needle Roller Thrust Bearings with Outer Rings** are engineered to deliver exceptional load capacity, durability, and efficiency in high-stress applications. These specialized thrust bearings are designed to accommodate **axial loads** while maintaining a compact, space-saving design—making them ideal for industrial machinery, automotive systems, and precision equipment where reliability and performance are critical.
### **Technical Features & Design Advantages**
NTN’s **Thrust Needle Roller Bearings with Outer Rings** incorporate several advanced design elements to enhance performance:
– **High Load Capacity**: The use of precision-ground **needle rollers** and a robust outer ring ensures optimal distribution of axial loads, even under heavy or shock-load conditions.
– **Space-Efficient Construction**: The thin-section design minimizes axial space requirements, allowing for compact assemblies in constrained applications.
– **Durable Outer Ring**: The outer ring is manufactured from high-quality alloy steel, heat-treated for superior hardness and wear resistance, ensuring long service life under harsh operating conditions.
– **Precision Ground Raceways**: The raceways are meticulously finished to reduce friction and rolling resistance, contributing to smoother operation and improved energy efficiency.
– **Lubrication Retention**: Optional integrated lubrication grooves or holes can be specified to enhance grease retention and extend maintenance intervals.
### **Performance Benefits**
These bearings are engineered to excel in demanding environments, offering:
– **Enhanced Stability**: The outer ring provides structural support, reducing deflection and misalignment under load.
– **Reduced Friction & Heat Generation**: Optimized roller-to-raceway contact minimizes power loss, making them suitable for high-speed applications.
– **Versatility**: Available in various configurations, including **caged or full-complement designs**, to match different load and speed requirements.
### **Typical Applications**
NTN’s Needle Roller Thrust Bearings with Outer Rings are widely used in:
– **Automotive Systems**: Transmissions, clutch release mechanisms, and steering columns where compact, high-load-capacity bearings are essential.
– **Industrial Machinery**: Gearboxes, pumps, compressors, and machine tools requiring reliable axial load support.
– **Precision Equipment**: Robotics, aerospace actuators, and medical devices where smooth, low-friction motion is critical.
By combining **advanced materials, precision engineering, and rigorous quality control**, NTN ensures that these thrust bearings deliver **exceptional performance, extended service life, and reduced downtime**—making them a trusted choice for engineers and OEMs worldwide. Whether in high-speed automotive drivetrains or heavy-duty industrial equipment, NTN’s thrust needle roller bearings provide the reliability needed for today’s most challenging applications.
Part Number | D1 (0.5/0.2) | D | B | r | Mass |
---|---|---|---|---|---|
57.000 mm |
105.000 mm |
10.500 mm |
1.100 mm |
0.520 kg |
|
62.000 mm |
110.000 mm |
10.500 mm |
1.100 mm |
0.550 kg |
|
67.000 mm |
115.000 mm |
10.500 mm |
1.100 mm |
0.580 kg |
|
72.000 mm |
125.000 mm |
12.000 mm |
1.100 mm |
0.800 kg |
|
77.000 mm |
135.000 mm |
12.500 mm |
1.500 mm |
0.097 kg |
|
82.000 mm |
140.000 mm |
12.500 mm |
1.500 mm |
1.020 kg |
|
88.000 mm |
150.000 mm |
13.500 mm |
1.500 mm |
1.280 kg |
|
93.000 mm |
155.000 mm |
13.500 mm |
1.500 mm |
1.330 kg |
|
103.000 mm |
170.000 mm |
14.500 mm |
1.500 mm |
1.690 kg |
|
113.000 mm |
190.000 mm |
16.500 mm |
2.000 mm |
2.440 kg |
|
32.000 mm |
60.000 mm |
6.250 mm |
1.000 mm |
0.100 kg |
|
113.000 mm |
160.000 mm |
11.500 mm |
1.100 mm |
0.880 kg |
|
37.000 mm |
68.000 mm |
7.000 mm |
1.000 mm |
0.150 kg |
|
123.000 mm |
170.000 mm |
12.000 mm |
1.100 mm |
0.980 kg |
|
42.000 mm |
78.000 mm |
7.500 mm |
1.000 mm |
0.210 kg |
|
133.000 mm |
190.000 mm |
13.000 mm |
1.500 mm |
1.530 kg |
|
47.000 mm |
85.000 mm |
8.250 mm |
1.000 mm |
0.270 kg |
|
143.000 mm |
200.000 mm |
13.500 mm |
1.500 mm |
1.690 kg |
|
52.000 mm |
95.000 mm |
9.500 mm |
1.100 mm |
0.380 kg |
|
42.000 mm |
90.000 mm |
8.250 mm |
1.100 mm |
0.330 kg |