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
6216LB
80.000 mm
140.000 mm
26.000 mm
2.000 mm
1.380 kg
6316LB
80.000 mm
170.000 mm
39.000 mm
2.100 mm
3.590 kg
6816LUNC3
80.000 mm
100.000 mm
10.000 mm
0.600 mm
0.154 kg
6016LBC3
80.000 mm
125.000 mm
22.000 mm
1.100 mm
6916LUN
80.000 mm
110.000 mm
16.000 mm
1.000 mm
0.379 kg
6216LBC3
80.000 mm
140.000 mm
26.000 mm
2.000 mm
6916LUNC3
80.000 mm
110.000 mm
16.000 mm
1.000 mm
0.379 kg
6316LBC3
80.000 mm
170.000 mm
39.000 mm
2.100 mm
6916LU
80.000 mm
110.000 mm
16.000 mm
1.000 mm
6816LB
80.000 mm
100.000 mm
10.000 mm
0.600 mm
6916LUC3
80.000 mm
110.000 mm
16.000 mm
1.000 mm
6016LU
80.000 mm
125.000 mm
22.000 mm
1.100 mm
0.830 kg
6216LU
80.000 mm
140.000 mm
26.000 mm
2.000 mm
1.380 kg
6016LBN
80.000 mm
125.000 mm
22.000 mm
1.100 mm
0.854 kg
6016LBNC3
80.000 mm
125.000 mm
22.000 mm
1.100 mm
0.854 kg
6016LUN
80.000 mm
125.000 mm
22.000 mm
1.100 mm
0.854 kg
6016LUNC3
80.000 mm
125.000 mm
22.000 mm
1.100 mm
0.854 kg
6216LUN
80.000 mm
140.000 mm
26.000 mm
2.000 mm
1.400 kg
XLS3C3
76.200 mm
114.300 mm
19.050 mm
1.194 mm
0.599 kg
6216LUNC3
80.000 mm
140.000 mm
26.000 mm
2.000 mm
1.400 kg
6016ZN
80.000 mm
125.000 mm
22.000 mm
1.100 mm
0.854 kg
6316LUN
80.000 mm
170.000 mm
39.000 mm
2.100 mm
3.590 kg
6016ZNC3
80.000 mm
125.000 mm
22.000 mm
1.100 mm
0.854 kg
6316LUNC3
80.000 mm
170.000 mm
39.000 mm
2.100 mm
3.590 kg