Single Row Radial Ball Bearing

NTN Product Introduction

**NTN Single Row Radial Deep Groove Ball Bearings: Precision, Durability, and Versatility for Demanding Applications**

NTN Corporation, a global leader in bearing technology, offers an extensive range of high-performance **single row radial deep groove ball bearings**, including the **8000, 87000, 88000, WC8000, and WC8800 series**. Engineered for reliability and efficiency, these bearings are designed to handle both radial and moderate axial loads, making them indispensable in industrial machinery, automotive systems, and precision equipment. With advanced materials, precision manufacturing, and optimized internal geometries, NTN’s deep groove ball bearings deliver superior performance, extended service life, and reduced maintenance requirements.

### **Technical Features & Design Advantages**
NTN’s deep groove ball bearings are characterized by their **robust construction, high-speed capability, and low friction operation**. Key features include:

– **Optimized Raceway & Groove Design**: The deep groove geometry ensures smooth load distribution, minimizing stress concentrations and enhancing fatigue resistance.
– **High-Grade Steel & Heat Treatment**: Manufactured from premium bearing steel and subjected to advanced heat treatment processes, these bearings achieve exceptional hardness and wear resistance.
– **Precision Grinding & Low Noise Operation**: Tight tolerances and fine surface finishes reduce vibration and noise, making them ideal for electric motors, gearboxes, and precision instruments.
– **Versatile Sealing & Shielding Options**: Bearings in the **WC8000 and WC8800 series** feature integrated seals or shields to prevent contamination and retain lubrication, extending operational life in harsh environments.
– **Enhanced Load Capacity**: The **87000 and 88000 series** incorporate reinforced designs for higher radial load support, suitable for heavy-duty industrial applications.

### **Performance Benefits**
– **High-Speed Efficiency**: Low friction and optimized internal clearances enable stable operation at elevated speeds, critical for automotive and spindle applications.
– **Reduced Energy Consumption**: Advanced lubrication and sealing technologies minimize drag, improving energy efficiency in electric vehicles and industrial machinery.
– **Extended Service Life**: Superior materials and precision engineering reduce wear, lowering total cost of ownership through reduced downtime and replacement frequency.

### **Typical Applications**
NTN’s deep groove ball bearings are widely used across industries, including:
– **Automotive Systems**: Alternators, water pumps, transmission components, and wheel hubs.
– **Industrial Machinery**: Pumps, compressors, conveyors, and electric motors.
– **Precision Equipment**: Medical devices, robotics, and aerospace actuators.

With a reputation for innovation and reliability, NTN’s **8000, 87000, 88000, WC8000, and WC8800 series** bearings provide engineers and manufacturers with a trusted solution for demanding motion control challenges. Whether in high-speed automotive applications or heavy industrial environments, these bearings deliver consistent performance, durability, and efficiency.

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Part Number d D Be Bi r Mass
8511C3
55.000 mm
100.000 mm
23.000 mm
27.000 mm
1.500 mm
8512
60.000 mm
110.000 mm
25.000 mm
29.000 mm
1.500 mm
8504C3
20.000 mm
47.000 mm
14.000 mm
15.240 mm
1.000 mm
8512C3
60.000 mm
110.000 mm
25.000 mm
29.000 mm
1.500 mm
8505
25.000 mm
52.000 mm
15.000 mm
15.240 mm
1.000 mm
0.125 kg
8513
65.000 mm
120.000 mm
26.000 mm
31.000 mm
1.500 mm
8505C3
25.000 mm
52.000 mm
15.000 mm
15.240 mm
1.000 mm
8513C3
65.000 mm
120.000 mm
26.000 mm
31.000 mm
1.500 mm
8039
9.000 mm
26.000 mm
8.000 mm
9.804 mm
0.600 mm
8039C3
9.000 mm
26.000 mm
8.000 mm
9.804 mm
0.600 mm
8445C3
55.563 mm
120.000 mm
15.000 mm
15.000 mm
0.600 mm
8.430 kg
8500
10.000 mm
30.000 mm
9.000 mm
12.192 mm
0.600 mm
0.042 kg
8500C3
10.000 mm
30.000 mm
9.000 mm
12.192 mm
0.600 mm
8501
12.000 mm
32.000 mm
10.000 mm
12.192 mm
0.600 mm
0.038 kg
8501C3
12.000 mm
32.000 mm
10.000 mm
12.192 mm
0.600 mm
8502
15.000 mm
35.000 mm
11.000 mm
12.192 mm
0.600 mm
8502/2AS
15.000 mm
35.000 mm
11.000 mm
12.192 mm
0.600 mm
0.043 kg
8035C3
5.000 mm
19.000 mm
9.804 mm
9.804 mm
0.300 mm
8502C3
15.000 mm
35.000 mm
11.000 mm
12.192 mm
0.600 mm
8036
6.000 mm
19.000 mm
8.000 mm
9.804 mm
0.300 mm