**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 |
---|---|---|---|---|---|
530.000 mm |
650.000 mm |
56.000 mm |
3.000 mm |
||
560.000 mm |
680.000 mm |
56.000 mm |
3.000 mm |
40.200 kg |
|
560.000 mm |
680.000 mm |
56.000 mm |
3.000 mm |
||
600.000 mm |
730.000 mm |
60.000 mm |
3.000 mm |
51.700 kg |
|
600.000 mm |
730.000 mm |
60.000 mm |
3.000 mm |
||
480.000 mm |
650.000 mm |
78.000 mm |
5.000 mm |
||
480.000 mm |
650.000 mm |
78.000 mm |
5.000 mm |
||
500.000 mm |
670.000 mm |
78.000 mm |
5.000 mm |
75.500 kg |
|
420.000 mm |
560.000 mm |
65.000 mm |
4.000 mm |
||
500.000 mm |
620.000 mm |
56.000 mm |
3.000 mm |
36.740 kg |
|
420.000 mm |
560.000 mm |
65.000 mm |
4.000 mm |
||
500.000 mm |
620.000 mm |
56.000 mm |
3.000 mm |
36.740 kg |
|
440.000 mm |
600.000 mm |
74.000 mm |
4.000 mm |
61.200 kg |
|
500.000 mm |
670.000 mm |
78.000 mm |
5.000 mm |
||
440.000 mm |
540.000 mm |
46.000 mm |
2.100 mm |
21.620 kg |
|
530.000 mm |
650.000 mm |
56.000 mm |
3.000 mm |
38.200 kg |
|
440.000 mm |
540.000 mm |
46.000 mm |
2.100 mm |
||
440.000 mm |
600.000 mm |
74.000 mm |
4.000 mm |
||
440.000 mm |
599.000 mm |
80.000 mm |
4.000 mm |
65.000 kg |
|
460.000 mm |
620.000 mm |
74.000 mm |
4.000 mm |
62.200 kg |