Bearing 21304 CDE4 NSK



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Product detailed description
Bearing 21304 CDE4 NSK
The 21304 CDE4 NSK is a high-quality thrust ball bearing designed and manufactured by NSK, a globally recognized leader in bearing technology. This bearing is engineered to handle axial loads efficiently while providing smooth rotational performance, making it an ideal choice for various industrial applications.
Featuring a robust construction and precision engineering, the 21304 CDE4 NSK ensures reliable operation under demanding conditions. It is commonly used in machinery requiring high axial load capacity and low friction, such as automotive steering systems, machine tools, and heavy-duty equipment.
Key Features and Benefits
- Axial Load Capacity: Specifically designed to support heavy axial loads in one direction.
- Durability: Manufactured with high-quality materials to ensure long service life and resistance to wear.
- Precision Engineering: Ensures smooth operation with minimal noise and vibration.
- Reliable Performance: Suitable for high-speed applications with stable performance under varying conditions.
- Brand Assurance: NSK is known for its stringent quality control and advanced bearing technology.
Technical Specifications
The 21304 CDE4 NSK is a thrust ball bearing characterized by its specific design and operational parameters. While exact dimensions for this model are not typically standardized in common catalogs, NSK’s thrust ball bearings generally feature optimized dimensions for axial load handling and compact fitment.
For precise fitting and installation, it is recommended to consult NSK’s technical datasheets or authorized distributors to obtain detailed dimensional and performance data tailored to your application requirements.
Applications
- Automotive components, including steering and transmission systems
- Machine tools and industrial machinery
- Heavy-duty equipment requiring axial load support
- Electric motors and pumps with axial thrust demands
Choosing the 21304 CDE4 NSK bearing ensures durability, efficiency, and reliability, contributing to the optimal performance of your machinery and equipment. Trust NSK’s expertise to deliver components that stand the test of time and operational challenges.

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NSK: Leading Manufacturer of Bearings and Transmission Technology
NSK Ltd. is a globally renowned manufacturer specializing in high-quality bearings and transmission technology. Established in 1916, NSK has built a rich legacy of innovation, precision engineering, and commitment to excellence, becoming a trusted name in the motion and control technology industry.
Company History
Founded over a century ago in Japan, NSK initially focused on the production of high-precision ball bearings. Over the decades, the company expanded its expertise and global footprint, evolving into a leading international supplier of various bearing types and transmission components. NSK’s dedication to research and development has driven many technological advancements in the bearing industry.
Product Range
NSK offers a comprehensive portfolio of products designed to meet the demanding needs of diverse industries:
- Ball Bearings: Deep groove, angular contact, and thrust types for versatile applications.
- Roller Bearings: Cylindrical, tapered, spherical, and needle roller bearings suitable for heavy-load and high-speed applications.
- Precision Bearings: Bearings designed for high-precision machinery including robotics and machine tools.
- Automotive Components: Bearings and transmission parts specially engineered for automotive use.
- Transmission Technology: Including linear motion guides, ball screws, and mechatronic products.
Main Focus and Technologies
NSK concentrates on the development of technologies that improve the efficiency, durability, and performance of mechanical systems. Key focus areas include:
- High-Precision Bearings: Utilizing advanced materials and manufacturing processes to ensure exceptional accuracy and longevity.
- Low-Friction Technology: Enhancing energy efficiency and reducing wear through innovative lubrication and coating techniques.
- Mechatronics: Integrating electronic control with mechanical components for smart motion solutions.
- Environmentally Friendly Products: Developing sustainable products that contribute to lower environmental impact across industries.
Application Areas
NSK’s bearings and transmission technologies serve a vast array of sectors, including but not limited to:
- Automotive Industry: Engine, transmission, chassis, and safety systems.
- Industrial Machinery: Manufacturing equipment, robotics, and automation systems.
- Aerospace: Precision parts for aircraft engines and on-board systems.
- Railway: High-durability bearings for rail vehicles and infrastructure.
- Energy Sector: Wind turbines, electrical generators, and power plants.
Company Headquarters
The global headquarters of NSK Ltd. is located in Tokyo, Japan. The company operates numerous manufacturing plants, R&D centers, and sales offices worldwide to support its extensive customer base and maintain its position as a leader in bearing and transmission technology.