**NTN Thrust Ball Bearings: High-Performance Solutions for Axial Load Applications**
NTN Corporation, a global leader in precision engineering, offers an extensive range of high-performance **thrust ball bearings**, including specialized **double-direction angular contact thrust ball bearings**, designed to handle demanding axial loads with exceptional reliability. These bearings are engineered to deliver superior performance in industrial machinery, automotive systems, and precision equipment where space constraints, high-speed operation, and axial load capacity are critical factors.
### **Technical Features & Design Advantages**
NTN’s **thrust ball bearings** are precision-manufactured to accommodate axial loads in one or both directions, depending on the design. The **double-direction angular contact thrust ball bearings** stand out with their unique construction, featuring two rows of balls and raceways arranged to support axial loads in **both directions** while maintaining high rigidity and alignment accuracy. Key technical features include:
– **Optimized Raceway Geometry**: Precision-ground raceways ensure smooth rolling motion, reducing friction and heat generation even under high axial loads.
– **High-Grade Materials**: Manufactured from premium bearing steel with advanced heat treatment for enhanced durability and fatigue resistance.
– **Cage Designs**: Options include pressed steel, machined brass, or polyamide cages to optimize performance in high-speed or high-temperature environments.
– **Sealing & Lubrication**: Customizable sealing solutions (contact or non-contact) and lubrication options extend service life in contaminated or harsh conditions.
### **Performance Benefits**
NTN’s thrust ball bearings provide several advantages in critical applications:
– **High Axial Load Capacity**: Designed to handle heavy thrust loads efficiently, making them ideal for applications like screw drives, gearboxes, and machine tool spindles.
– **Precision & Low Friction**: Minimized rotational resistance ensures smooth operation, contributing to energy efficiency and reduced wear.
– **Compact & Space-Saving**: The double-direction design allows for bidirectional load support without requiring additional bearing units, saving space in compact assemblies.
– **Enhanced Misalignment Tolerance**: Angular contact designs compensate for minor misalignments, improving operational stability.
### **Typical Applications**
NTN’s thrust ball bearings are widely used across industries where axial load management is crucial:
– **Industrial Machinery**: Machine tool spindles, hydraulic pumps, and press equipment.
– **Automotive Systems**: Steering mechanisms, clutch release bearings, and transmission components.
– **Precision Equipment**: Robotics, aerospace actuators, and medical devices requiring high positional accuracy.
With a reputation for precision, durability, and innovation, NTN’s **double-direction angular contact thrust ball bearings** provide engineers with a trusted solution for bidirectional axial load challenges, ensuring long-term performance in the most demanding applications. Whether in high-speed automation or heavy-duty industrial systems, NTN bearings deliver unmatched reliability and efficiency.
| Part Number | d | D | C | T1 | r | Mass |
|---|---|---|---|---|---|---|
160.000 mm |
220.000 mm |
36.000 mm |
72.000 mm |
2.000 mm |
7.260 kg |
|
165.000 mm |
220.000 mm |
36.000 mm |
72.000 mm |
2.000 mm |
6.530 kg |
|
170.000 mm |
230.000 mm |
36.000 mm |
72.000 mm |
2.000 mm |
||
170.000 mm |
230.000 mm |
36.000 mm |
72.000 mm |
2.000 mm |
7.640 kg |
|
175.000 mm |
230.000 mm |
36.000 mm |
72.000 mm |
2.000 mm |
6.880 kg |
|
180.000 mm |
250.000 mm |
42.000 mm |
84.000 mm |
2.000 mm |
11.200 kg |
|
187.000 mm |
280.000 mm |
60.000 mm |
120.000 mm |
2.100 mm |
21.800 kg |
|
190.000 mm |
290.000 mm |
60.000 mm |
120.000 mm |
2.100 mm |
25.500 kg |
|
197.000 mm |
290.000 mm |
60.000 mm |
120.000 mm |
2.100 mm |
23.000 kg |
|
200.000 mm |
310.000 mm |
66.000 mm |
132.000 mm |
2.100 mm |
32.700 kg |
|
207.000 mm |
310.000 mm |
66.000 mm |
132.000 mm |
2.100 mm |
29.700 kg |
|
220.000 mm |
340.000 mm |
72.000 mm |
144.000 mm |
3.000 mm |
42.800 kg |
|
228.000 mm |
340.000 mm |
72.000 mm |
144.000 mm |
3.000 mm |
38.500 kg |
|
240.000 mm |
360.000 mm |
72.000 mm |
144.000 mm |
3.000 mm |
45.800 kg |
|
248.000 mm |
360.000 mm |
72.000 mm |
144.000 mm |
3.000 mm |
41.200 kg |
|
260.000 mm |
400.000 mm |
82.000 mm |
164.000 mm |
4.000 mm |
67.000 kg |
|
269.000 mm |
400.000 mm |
82.000 mm |
164.000 mm |
4.000 mm |
60.300 kg |
|
280.000 mm |
420.000 mm |
82.000 mm |
164.000 mm |
4.000 mm |
71.100 kg |
|
289.000 mm |
420.000 mm |
82.000 mm |
164.000 mm |
4.000 mm |
64.000 kg |
|
300.000 mm |
460.000 mm |
95.000 mm |
190.000 mm |
4.000 mm |
102.000 kg |
|
310.000 mm |
460.000 mm |
95.000 mm |
190.000 mm |
4.000 mm |
91.800 kg |
|
320.000 mm |
480.000 mm |
95.000 mm |
190.000 mm |
4.000 mm |
108.000 kg |
|
330.000 mm |
480.000 mm |
95.000 mm |
190.000 mm |
4.000 mm |
97.200 kg |
|
100.000 mm |
140.000 mm |
24.000 mm |
48.000 mm |
1.100 mm |