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
WC87507
35.000 mm
72.000 mm
21.000 mm
20.000 mm
1.000 mm
WC87507C3
35.000 mm
72.000 mm
21.000 mm
20.000 mm
1.000 mm
WC87508
40.000 mm
80.000 mm
24.000 mm
24.000 mm
1.000 mm
WC87508C3
40.000 mm
80.000 mm
24.000 mm
24.000 mm
1.000 mm
WC87509
45.000 mm
85.000 mm
24.000 mm
24.000 mm
1.000 mm
WC87509C3
45.000 mm
85.000 mm
24.000 mm
24.000 mm
1.000 mm
WC87510
50.000 mm
90.000 mm
26.000 mm
26.000 mm
1.000 mm
WC87510C3
50.000 mm
90.000 mm
26.000 mm
26.000 mm
1.000 mm
WC87511
55.000 mm
100.000 mm
27.000 mm
27.000 mm
1.500 mm
WC87511C3
55.000 mm
100.000 mm
27.000 mm
27.000 mm
1.500 mm
WC88006
6.000 mm
24.000 mm
10.319 mm
12.624 mm
0.300 mm
WC88006C3
6.000 mm
24.000 mm
10.319 mm
12.624 mm
0.300 mm
WC88007
7.000 mm
24.000 mm
10.320 mm
12.624 mm
0.300 mm
WC88007C3
7.000 mm
24.000 mm
10.320 mm
12.624 mm
0.300 mm
WC88008
8.000 mm
24.000 mm
10.320 mm
12.624 mm
0.300 mm
WC88008C3
8.000 mm
24.000 mm
10.320 mm
12.624 mm
0.300 mm
WC88009
9.000 mm
30.000 mm
12.700 mm
16.401 mm
0.600 mm
WC88009C3
9.000 mm
30.000 mm
12.700 mm
16.401 mm
0.600 mm
WC88011
11.000 mm
32.000 mm
12.700 mm
15.400 mm
0.600 mm
WC88011C3
11.000 mm
32.000 mm
12.700 mm
15.400 mm
0.600 mm
WC87037
7.000 mm
22.000 mm
10.319 mm
9.804 mm
0.300 mm
0.017 kg
WC87037C3
7.000 mm
22.000 mm
10.319 mm
9.804 mm
0.300 mm
WC87038
8.000 mm
22.000 mm
10.319 mm
9.804 mm
0.300 mm
WC87038C3
8.000 mm
22.000 mm
10.319 mm
9.804 mm
0.300 mm