Bearing NA 4909 DKF



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Product detailed description
Bearing NA 4909 DKF – Precision and Durability for Your Mechanical Needs
The bearing NA 4909 DKF is a high-quality, robust component designed to deliver exceptional performance in various industrial applications. Manufactured with precision engineering, this bearing ensures smooth operation, reduced friction, and enhanced durability, making it an essential part of machinery requiring reliable rotational support.
This bearing is specifically designed to accommodate both radial and axial loads, providing versatile support in demanding environments. The "DKF" suffix indicates the presence of double seals on both sides, effectively protecting the internal components from contaminants such as dust, dirt, and moisture. This sealing extends the bearing's service life and minimizes maintenance requirements.
Key features of the bearing NA 4909 DKF include:
- High load capacity: Suitable for applications with moderate to high load demands.
- Double sealing (DKF): Offers superior protection against environmental contaminants.
- Material quality: Made from premium-grade steel to withstand wear and corrosion.
- Precision manufacturing: Ensures smooth rotation and reduced vibration.
While specific dimensions for the NA 4909 DKF bearing may vary slightly depending on the manufacturer, standard references indicate an approximate bore diameter of 45 mm, an outer diameter of 85 mm, and a width of 19 mm. These dimensions make it suitable for integration into a wide range of mechanical assemblies, including agricultural machinery, automotive components, and industrial equipment.
Choosing the bearing NA 4909 DKF guarantees enhanced operational efficiency and longevity for your machines. Whether you require it for replacement or new equipment assembly, this bearing stands out as a reliable solution engineered to meet stringent quality standards.

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DKF: Leading Manufacturer of Bearings and Transmission Technology
DKF is a renowned manufacturer specializing in high-quality bearings and advanced transmission technology. With a strong commitment to innovation and precision engineering, DKF has established itself as a trusted partner in various industrial sectors, delivering reliable components that enhance machinery efficiency and durability.
Company History
Founded several decades ago, DKF has grown from a modest enterprise into a significant player in the bearings and mechanical transmission industry. Throughout its history, the company has continuously adapted to technological advancements and expanded its product portfolio to meet the evolving demands of its global clientele.
Product Range
DKF offers an extensive range of products designed to meet diverse mechanical and industrial needs, including:
- Ball Bearings: Precision-engineered for smooth rotation and minimal friction.
- Roller Bearings: Optimized for heavy load applications ensuring long service life.
- Needle Bearings: Compact solutions for limited space installations.
- Transmission Components: Includes gears, shafts, and coupling elements tailored for high-performance machinery.
- Custom Bearing Solutions: Tailored to specific industry requirements and special applications.
Main Focus and Technology
DKF places a strong emphasis on quality control, innovative design, and the integration of advanced materials in its products. The company leverages cutting-edge manufacturing technologies such as CNC machining and precision grinding to ensure tight tolerances and superior performance. Their products are engineered to withstand harsh operating conditions, reducing downtime and maintenance costs for end-users.
Application Areas
DKF bearings and transmission technology are widely used in numerous industries, including:
- Automotive Industry: Enhancing engine components, transmissions, and chassis systems.
- Industrial Machinery: Supporting heavy-duty machines in manufacturing plants.
- Aerospace: Delivering lightweight and high-strength components for aircraft systems.
- Renewable Energy: Bearings tailored for wind turbines and solar tracking systems.
- Robotics and Automation: Precision parts critical for smooth robotic movement.
Company Headquarters
DKF is headquartered in Germany, a country known for its engineering excellence and industrial innovation. This strategic location allows the company to serve European and international markets effectively, ensuring competitive lead times and customer support.