NA 4904
Manufacturer: SKF
Part Number: NA 4904
| Attribute | Value |
| cate_name | Pneumatic & Hydraulic Tools |
Overview:
The SKF NA 4904 needle bearing is a high-precision, robust component designed for applications requiring minimal friction and high load-carrying capacity. As a part of the needle bearing series, the NA 4904 is engineered to handle combined loads with ease, ensuring reliable performance in various industrial settings.
Features:
1. High Load Capacity: The needle bearing design allows for high radial and axial load capacities, making it suitable for applications with demanding load requirements.
2. Low Friction: Needle bearings inherently offer low friction, which is crucial for energy efficiency and reducing heat generation in machinery.
3. Compact Design: With a compact size, the NA 4904 is ideal for applications where space is at a premium.
4. Long Service Life: Built with high-quality materials and precision manufacturing processes, the NA 4904 offers a long service life with minimal maintenance.
5. Sealing Options: Available with various sealing options to protect the bearing from contamination, extending its operational life.
Development Support:
SKF provides comprehensive development support for engineers and designers, including:
- Technical Documentation: Detailed product datasheets and catalogs for precise selection and application guidance.
- Simulation Software: Access to SKF's simulation tools to predict bearing performance under different operating conditions.
- Customization Services: Tailored solutions for specific application requirements, ensuring optimal performance.
Application Fields:
The SKF NA 4904 needle bearing is widely used across various industries due to its versatility:
- Automotive Industry: In gearboxes, wheel bearings, and engine components.
- Industrial Machinery: For precision machinery, conveyor systems, and robotic arms.
- : In control systems and actuator mechanisms where reliability and precision are paramount.
- Medical Equipment: In devices requiring smooth operation and minimal wear.
Parameter Introduction:
- Bore Diameter: 20 mm
- Outer Diameter: 37 mm
- Width: 12 mm
- Dynamic Load Rating (C0): 10,400 N
- Static Load Rating (C0r): 14,100 N
- Limiting Speeds: 18000 rpm
Frequently Asked Questions (FAQs):
1. Q: How do I ensure the correct installation of the NA 4904 bearing?
A: Proper installation is crucial for the bearing's performance and longevity. Follow the installation guidelines provided in the technical documentation, and use the correct tools to avoid damage.
2. Q: What maintenance is required for the NA 4904 bearing?
A: Regular inspection and lubrication are essential. Check for signs of wear, contamination, and ensure the lubrication system is functioning correctly.
3. Q: Can the NA 4904 be used in high-temperature environments?
A: While the bearing is designed for general industrial applications, consult with SKF for specific temperature ranges and material compatibility.
4. Q: Is there a difference between open and sealed versions of the NA 4904?
A: Yes, sealed versions provide better protection against contamination and reduce the need for frequent relubrication, making them suitable for harsh environments.
5. Q: How can I get support for designing with the NA 4904 bearing?
A: SKF offers technical support and resources, including access to experts who can assist with design and application questions.
By leveraging the capabilities of the SKF NA 4904 needle bearing, engineers can enhance the performance and reliability of their machinery, ensuring a competitive edge in their respective industries.
Please refer to the product rule book for details.
SKF’s mission is to develop innovative solutions that meet or exceed the needs of its customers while operating sustainably and being responsible corporate citizens. The company’s vision is to equip the world with SKF knowledge to help customers achieve smooth, efficient, and reliable machinery performance. This is achieved through a combination of hands-on experience in over 40 industries and the development of high-performance products and services.
The company’s product portfolio is extensive and includes solutions for a wide range of industries such as automotive, , railway, , construction, and energy, among others. SKF’s bearing solutions include ball bearings, roller bearings, and bearing units, which are crucial for reducing friction and supporting rotational or linear movement. Their sealing solutions are designed to protect bearings from contaminants and to retain lubricants, thereby extending the life of the machines.
SKF’s mechatronics line combines mechanical elements with electronics, offering products such as actuators and ball screws that are integral to advanced machinery automation and control. The lubrication systems provided by SKF ensure that industrial machinery and equipment are continuously supplied with the right amount of lubricant at the right time, which is essential for the longevity and efficiency of the systems.
In addition to its product offerings, SKF provides a range of services aimed at helping businesses reduce their maintenance costs, increase productivity, and enhance the reliability and efficiency of their operations. These services include predictive maintenance, condition , asset management, and remanufacturing. SKF’s industry experts and engineers also provide valuable consultancy services that help businesses optimize their manufacturing processes and design more efficient machinery.
SKF is committed to sustainability and environmental stewardship. The company actively works to reduce its environmental impact through initiatives aimed at minimizing waste and emissions, conserving energy, and using sustainable materials. SKF also places a strong emphasis on social responsibility, promoting fair labor practices and contributing to the communities in which it operates.
With a presence in more than 130 countries and over 100 manufacturing sites worldwide, SKF is truly a global player. Its extensive network of service centers and distributors ensures that customers have access to SKF’s expertise and products no matter where they are located.
Through continuous innovation, a deep industry knowledge, and a commitment to quality and sustainability, SKF remains at the forefront of technology development in bearing and related technologies. The company’s dedication to improving machinery performance and reliability makes it a trusted partner for companies around the world, helping them achieve their operational objectives while contributing to a more sustainable future.
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