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440 Stainless Steel Deep Groove Ball Bearings 6800 Series
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440 Stainless Steel Deep Groove Ball Bearings 6800 Series

Material 440 Stainless Steel
Bearing Type Deep Groove Ball Bearing
Inner Diameter (ID) 3mm - 80mm (depending on series and model)
Outer Diameter (OD) 7mm - 100mm (depending on series and model)
Width (W) 3mm - 10mm (depending on series and model)
Load Rating High radial and axial load capacity
Friction Coefficient Low friction for smooth rotation
Temperature Range -20°C to +120°C
Lubrication Type Pre-lubricated or greased (depending on model)
Seals Open, shielded, or sealed options

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The 440 Stainless Steel Deep Groove Ball Bearings 6800 Series are designed for high-performance applications that require durability, reliability, and resistance to corrosion. Made from 440 stainless steel, these bearings are perfect for use in harsh environments where corrosion resistance and low maintenance are essential. The deep groove design allows them to handle both radial and axial loads with ease, making them highly versatile for a wide range of industrial, automotive, and precision applications.

 

 

 

 

 

 

 

Bearing
NO.		 Bore
d
mm		 O.D
D
mm		 Width
B
mm		 Chamfer
r min
mm		 Ball Complement Load Rating(KN) Limiting speed Weight
(kg)
NO. Size
mm		 Dynamic
Cr		 Static
Cor		 Grease
r/min		 Oil
r/min
S683 3 7 3 0.1 7 1.20 0.30 0.12 45000 53000 0.00045
S684 4 9 4 0.1 7 1.588 0.50 0.22 39000 48000 0.0009
S685 5 11 3 0.2 8 1.588 0.547 0.253 35000 45000 0.0011
S686 6 13 3.5 0.2 8 2.0 0.331 0.4 33000 42000 0.0019
S687 7 14 3.5 0.2 9 2.0 0.898 0.458 31000 40000 0.0021
S688 8 16 4 0.3 9 2.381 1.378 0.711 29000 38000 0.0031
S689 9 17 5 0.3 9 2.381 1.378 0.711 28000 36000 0.0032
S6800 10 19 5 0.3 9 2.831 1.40 0.75 26000 34000 0.005
S6801 12 21 5 0.3 12 2.831 1.40 0.90 22000 30000 0.006
S6802 15 24 5 0.3 14 2.831 1.92 1.18 20000 28000 0.007
S6803 17 26 5 0.3 15 2.831 2.18 1.28 19000 26000 0.008
S6804 20 32 7 0.3 13 3.175 3.45 2.25 17000 22000 0.019
S6805 25 37 7 0.3 16 3.175 3.70 2.65 15000 19000 0.027
S6806 30 42 7 0.3 20 3.175 4.70 3.65 13000 17000 0.026
S6807 35 47 7 0.3 22 3.175 4.90 4.05 11000 15000 0.029
S6808 40 52 7 0.3 25 3.175 5.10 4.40 9000 13000 0.033
S6809 45 58 7 0.3 28 3.175 6.05 4.3 9500 12000 0.040
S6810 50 65 7 0.3 31 3.175 6.24 4.75 9000 11000 0.052
S6811 55 72 9 0.3 23 4.736 8.84 6.8 8500 10000 0.083
S6812 60 78 10 0.6 24 4.736 8.71 6.7 7500 9000 0.11
S6813 65 85 10 0.6 26 4.736 11.9 9.65 7000 8500 0.13
S6814 70 90 10 0.6 28 4.736 12.1 10 6700 8000 0.14
S6815 75 95 10 0.6 30 4.736 12.5 10.8 6300 7500 0.15
S6816 80 100 10 0.6 31 4.736 12.7 11.2 6000 7000 0.15

 

Key Features of 440 Stainless Steel Deep Groove Ball Bearings 6800 Series

  1. Exceptional Corrosion Resistance
    • Constructed from 440 stainless steel, these bearings offer superior resistance to rust and corrosion, making them ideal for wet, humid, or chemically aggressive environments.
  2. High Load Capacity
    • The deep groove design enables these bearings to handle both radial and axial loads, providing a high load capacity and versatility for various applications.
  3. Low Friction and Smooth Operation
    • These bearings are engineered for low friction, providing smooth rotation, reduced energy consumption, and long-term operational efficiency.
  4. Durability and Longevity
    • Designed for long-lasting performance, these bearings offer reduced wear and tear, helping extend the service life of machinery with minimal maintenance.
  5. Wide Temperature Range
    • The 6800 Series bearings are capable of performing in both high and low-temperature environments, ensuring reliability in a variety of industrial settings.
  6. Customizable Options
    • Available in different sizes and configurations, these bearings can be customized to meet the specific needs of your application.

Applications of 440 Stainless Steel Deep Groove Ball Bearings 6800 Series

  1. Automotive Industry
    • Commonly used in automotive applications, including wheel hubs, engines, and transmissions, where high durability, corrosion resistance, and smooth performance are critical.
  2. Food Processing
    • These bearings are perfect for food processing machinery, where hygiene and resistance to corrosion are paramount for ensuring safe and efficient operation.
  3. Industrial Equipment
    • Suitable for use in industrial machinery such as pumps, conveyors, and textile machines, where high-speed rotation and high load capacity are required.
  4. Marine Applications
    • The 6800 Series bearings are ideal for marine environments, such as boat engines and water pumps, due to their resistance to saltwater corrosion.
  5. Robotics and Automation
    • Designed for high-precision machinery, these bearings are used in robotics, CNC machines, and other automated systems where smooth motion and high-speed performance are essential.
  6. Agricultural Machinery
    • Ideal for agricultural equipment such as tractors, harvesters, and other machinery that require reliable, high-performance bearings for heavy-duty applications.

1. Premium Quality Materials

We use top-grade ceramic materials like Zirconia (ZrO2) and Silicon Nitride (Si3N4) to ensure our bearings offer superior durability, wear resistance, and performance.

2. Tailored Solutions

Our team works closely with you to provide customized bearing solutions that perfectly meet the needs of your industry, whether in packaging, renewable energy, or other specialized fields.

3. Industry Expertise

With years of experience serving diverse industries, we understand the unique challenges of high-performance applications and consistently deliver reliable solutions.

4. Precision Engineering

Our ceramic bearings are manufactured with state-of-the-art technology to achieve unmatched precision and efficiency, ensuring smooth operation and extended lifespan.

5. Competitive Pricing

We combine high quality with cost-effective pricing, offering excellent value to our clients without compromising on performance.

6. Fast Delivery & Global Reach

Our streamlined logistics and global network ensure timely delivery, no matter where you are.

7. Exceptional Support

Our dedicated team is available to assist you every step of the way—from initial inquiry to after-sales service—ensuring a hassle-free experience.

1. What are ceramic bearings?

Ceramic bearings are bearings made from advanced ceramic materials such as Zirconia (ZrO2) or Silicon Nitride (Si3N4). They are known for their high strength, wear resistance, and ability to perform in extreme conditions.

2. What are the advantages of ceramic bearings over steel bearings?

Ceramic bearings offer several advantages, including:

  • Higher Durability: Resistant to wear, corrosion, and high temperatures.
  • Lighter Weight: Up to 40% lighter than steel bearings.
  • Non-Magnetic & Electrically Insulating: Ideal for sensitive applications.
  • Low Friction: Reduces energy loss and heat generation.

3. In which industries are ceramic bearings commonly used?

Ceramic bearings are widely used in:

  • Packaging equipment
  • Renewable energy (e.g., wind turbines)
  • Aerospace and automotive
  • Medical devices
  • Chemical processing
  • High-precision tools

4. Can ceramic bearings handle high temperatures?

Yes, ceramic bearings are highly resistant to heat and can operate in temperatures exceeding 1,000°C, depending on the material used.

5. Are ceramic bearings suitable for corrosive environments?

Absolutely! Ceramic bearings are non-reactive to most chemicals, making them ideal for use in highly corrosive environments.

6. What is the lifespan of ceramic bearings?

Ceramic bearings typically last much longer than steel bearings due to their wear resistance and durability. However, the exact lifespan depends on the operating conditions and maintenance practices.

7. How do I maintain ceramic bearings?

Ceramic bearings require minimal maintenance, but to ensure longevity:

  • Use the correct lubrication when necessary.
  • Keep them clean and free from contaminants.
  • Follow proper installation procedures.

8. Do you provide customized ceramic bearings?

Yes, we offer tailored ceramic bearing solutions to meet your specific application requirements. Contact us to discuss your needs.

9. What sizes and types of ceramic bearings do you offer?

We supply a wide range of sizes and configurations, including ball bearings, roller bearings, and hybrid bearings. Check our product catalog or contact us for more details.

10. How can I place an order or request a quote?

Simply visit our Contáctenos page, fill out the inquiry form, or reach out to us directly via email or phone. Our team will respond promptly with the information you need.

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