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
BL310ZZNR
50.000 mm
110.000 mm
27.000 mm
2.000 mm
1.162 kg
6011LUN
55.000 mm
90.000 mm
18.000 mm
1.100 mm
0.388 kg
6010ZC3/L627
50.000 mm
80.000 mm
16.000 mm
1.000 mm
0.253 kg
210E
50.952 mm
90.000 mm
20.000 mm
0.762 mm
SC1084C4
50.800 mm
100.000 mm
24.000 mm
0.757 kg
6310ZZD2
50.000 mm
110.000 mm
54.000 mm
2.000 mm
1.080 kg
63210ZZC3
50.000 mm
90.000 mm
30.200 mm
1.100 mm
0.681 kg
6010LLBC3
50.000 mm
80.000 mm
16.000 mm
1.000 mm
0.261 kg
6210T2LBAC4/L683
50.000 mm
90.000 mm
20.000 mm
1.100 mm
0.440 kg
6310LBA-GLBACS46PX2V37
50.000 mm
110.000 mm
27.000 mm
2.000 mm
1.078 kg
6310FT150
50.000 mm
110.000 mm
27.000 mm
2.000 mm
6310LLBC3
50.000 mm
110.000 mm
27.000 mm
2.000 mm
1.080 kg
6210HT200
50.000 mm
90.000 mm
20.000 mm
1.100 mm
6312LBA-GLBACS56PX3V30
50.000 mm
130.000 mm
31.000 mm
2.100 mm
1.717 kg
6310HT200
50.000 mm
110.000 mm
27.000 mm
2.000 mm
TS2-6210LBA-GLBACS46PX8V22
50.000 mm
90.000 mm
20.000 mm
1.100 mm
0.449 kg
6210NRC4
50.000 mm
90.000 mm
20.000 mm
1.100 mm
0.454 kg
TS2-6210T2XLBAC4
50.000 mm
90.000 mm
20.000 mm
1.100 mm
0.449 kg
7E-SX1061LLU
50.000 mm
102.000 mm
30.000 mm
6210LLUC3
50.000 mm
90.000 mm
20.000 mm
1.100 mm
0.458 kg
62210EE
50.000 mm
90.000 mm
23.000 mm
1.100 mm
0.514 kg
310BC3
50.000 mm
110.000 mm
27.000 mm
2.413 mm
1.021 kg
6010ZZC3
50.000 mm
80.000 mm
16.000 mm
1.000 mm
0.261 kg
6210ZZ/LP03
50.000 mm
90.000 mm
20.000 mm
1.100 mm
0.455 kg