Single Row Radial Ball Bearings

**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.*

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Part Number d D B r Mass
6010LHC3
50.000 mm
80.000 mm
16.000 mm
1.000 mm
6210LH
50.000 mm
90.000 mm
20.000 mm
1.100 mm
6210LHC3
50.000 mm
90.000 mm
20.000 mm
1.100 mm
6310LH
50.000 mm
110.000 mm
27.000 mm
2.000 mm
6310LHC3
50.000 mm
110.000 mm
27.000 mm
2.000 mm
6010Z
50.000 mm
80.000 mm
16.000 mm
1.000 mm
0.253 kg
6210Z
50.000 mm
90.000 mm
20.000 mm
1.100 mm
0.441 kg
6310Z
50.000 mm
110.000 mm
27.000 mm
2.000 mm
1.050 kg
BL210Z
50.000 mm
90.000 mm
20.000 mm
1.100 mm
BL310Z
50.000 mm
110.000 mm
27.000 mm
2.000 mm
6010ZC3
50.000 mm
80.000 mm
16.000 mm
1.000 mm
0.253 kg
6810LBC3
50.000 mm
65.000 mm
7.000 mm
0.300 mm
6210ZC3
50.000 mm
90.000 mm
20.000 mm
1.100 mm
0.454 kg
6310LBA-GLBACS46
50.000 mm
110.000 mm
27.000 mm
2.000 mm
6310ZC3
50.000 mm
110.000 mm
27.000 mm
2.000 mm
1.050 kg
6910LB
50.000 mm
72.000 mm
12.000 mm
0.600 mm
BL310ZC3
50.000 mm
110.000 mm
27.000 mm
2.000 mm
6210LUC3
50.000 mm
90.000 mm
20.000 mm
1.100 mm
0.442 kg
6310LUC3
50.000 mm
110.000 mm
27.000 mm
2.000 mm
1.080 kg
6910LU
50.000 mm
72.000 mm
12.000 mm
0.600 mm
0.130 kg
6810LU
50.000 mm
65.000 mm
7.000 mm
0.300 mm
0.052 kg
6810LUC3
50.000 mm
65.000 mm
7.000 mm
0.300 mm
6910LUC3
50.000 mm
72.000 mm
12.000 mm
0.600 mm
6010LB
50.000 mm
80.000 mm
16.000 mm
1.000 mm
0.253 kg