**NTN Single Row Deep Groove Ball Bearings: Precision, Durability & Performance for Demanding Applications**
NTN’s **Single Row Deep Groove Ball Bearings** represent the pinnacle of reliability and efficiency in radial bearing technology. Designed to handle both radial and moderate axial loads, these bearings are engineered for high-speed operation, low noise, and extended service life across a wide range of industrial and automotive applications. With precision-ground raceways, high-quality steel construction, and advanced sealing options, NTN’s deep groove ball bearings deliver unmatched performance in compact, lightweight designs.
### **Technical Features & Design Advantages**
NTN’s deep groove ball bearings incorporate several key innovations to optimize performance:
– **Robust Single-Row Design**: The deep, uninterrupted raceway geometry ensures smooth load distribution, reducing stress concentrations and wear.
– **High-Grade Materials**: Manufactured from premium chromium steel (SUJ2 equivalent) or specialty alloys, these bearings resist fatigue and deformation under heavy loads.
– **Precision Grinding & Tolerances**: NTN’s stringent manufacturing standards ensure ABEC-1 to ABEC-7 tolerance classes, minimizing vibration for sensitive applications.
– **Versatile Configurations**: Available with shields (ZZ, 2Z), rubber seals (LLU, 2LU), or open designs to suit lubrication and contamination control needs.
– **Optimized Cage Designs**: Options include pressed steel, machined brass, or polymer cages (e.g., glass fiber-reinforced PA66) for high-speed stability.
### **Performance Benefits**
– **Low Friction & Energy Efficiency**: Reduced torque losses enhance efficiency in motors, pumps, and electric vehicles (EVs).
– **High-Speed Capability**: Advanced lubrication and dynamic balancing enable stable operation at extreme RPMs (e.g., machine tool spindles).
– **Long Service Life**: NTN’s proprietary heat treatment and surface finishing technologies (like TF treatment) combat micropitting and extend bearing life.
– **Quiet Operation**: Precision engineering minimizes acoustic noise, ideal for HVAC fans and automotive alternators.
### **Typical Applications**
NTN’s deep groove ball bearings are integral to:
– **Industrial Machinery**: Electric motors, gearboxes, conveyors, and CNC equipment.
– **Automotive Systems**: Wheel hubs, transmissions, alternators, and EV drivetrains.
– **Precision Equipment**: Medical devices, robotics, and aerospace actuators.
– **Consumer Appliances**: Compressors, power tools, and agricultural machinery.
For engineers seeking a balance of load capacity, speed, and reliability, NTN’s deep groove ball bearings offer a proven solution backed by global R&D and stringent quality control. Whether in harsh industrial environments or high-performance automotive systems, these bearings ensure smooth, maintenance-free operation under demanding conditions.
*Explore NTN’s full range of sizes, seals, and specialty coatings to match your application’s exact requirements.*
| Part Number | d | D | B | r | Mass |
|---|---|---|---|---|---|
160.000 mm |
290.000 mm |
48.000 mm |
3.000 mm |
||
160.000 mm |
220.000 mm |
28.000 mm |
2.000 mm |
2.610 kg |
|
170.000 mm |
260.000 mm |
42.000 mm |
2.100 mm |
6.760 kg |
|
170.000 mm |
310.000 mm |
52.000 mm |
4.000 mm |
||
170.000 mm |
360.000 mm |
72.000 mm |
4.000 mm |
30.700 kg |
|
170.000 mm |
260.000 mm |
42.000 mm |
2.100 mm |
6.760 kg |
|
170.000 mm |
310.000 mm |
52.000 mm |
4.000 mm |
14.500 kg |
|
170.000 mm |
360.000 mm |
72.000 mm |
4.000 mm |
30.700 kg |
|
170.000 mm |
260.000 mm |
28.000 mm |
1.500 mm |
4.930 kg |
|
170.000 mm |
260.000 mm |
42.000 mm |
2.100 mm |
8.120 kg |
|
170.000 mm |
310.000 mm |
52.000 mm |
4.000 mm |
14.500 kg |
|
170.000 mm |
360.000 mm |
72.000 mm |
4.000 mm |
30.700 kg |
|
170.000 mm |
260.000 mm |
28.000 mm |
1.500 mm |
4.930 kg |
|
160.000 mm |
340.000 mm |
68.000 mm |
4.000 mm |
26.000 kg |
|
160.000 mm |
240.000 mm |
38.000 mm |
2.100 mm |
5.050 kg |
|
160.000 mm |
290.000 mm |
48.000 mm |
3.000 mm |
11.700 kg |
|
160.000 mm |
340.000 mm |
68.000 mm |
4.000 mm |
26.000 kg |
|
160.000 mm |
200.000 mm |
20.000 mm |
1.100 mm |
1.210 kg |
|
160.000 mm |
290.000 mm |
48.000 mm |
3.000 mm |
11.700 kg |
|
160.000 mm |
340.000 mm |
68.000 mm |
4.000 mm |
26.000 kg |
|
160.000 mm |
240.000 mm |
25.000 mm |
1.500 mm |
3.640 kg |
|
160.000 mm |
220.000 mm |
28.000 mm |
2.000 mm |
2.610 kg |
|
160.000 mm |
290.000 mm |
48.000 mm |
3.000 mm |
14.313 kg |
|
160.000 mm |
220.000 mm |
28.000 mm |
2.000 mm |
2.610 kg |