NU 211 ECJ
Manufacturer: SKF
Part Number: NU 211 ECJ
| Attribute | Value |
| cate_name | Pneumatic & Hydraulic Tools |
The SKF NU 211 ECJ is a single-row cylindrical roller bearing, designed for high radial loads and moderate thrust loads. It is part of the NU (NJ) series, which is known for its robust construction and ability to support both radial and axial loads in one direction. This bearing is commonly used in various industrial applications where reliability, durability, and high load-carrying capacity are required.
Features:
1. Single-Row Design: The single-row cylindrical roller design allows for high radial load capacity.
2. Cylindrical Rollers: These rollers are designed to distribute the load evenly, reducing stress on the bearing.
3. Preload: The bearing can be supplied with a light or heavy preload, depending on the application requirements.
4. Sealing Solutions: Available with various sealing options to protect against contamination and extend service life.
5. Material and Finish: Made from high-quality steel and finished to ensure durability and reliability.
Development Support:
SKF provides comprehensive support for the development of applications using their bearings. This includes:
- Technical Documentation: Detailed product specifications and installation guides.
- Simulation Tools: Software to help predict performance and life under specific operating conditions.
- Customization: Options for custom designs to meet unique application needs.
- Consultation Services: Expert advice on bearing selection and application integration.
Application Fields:
The SKF NU 211 ECJ is suitable for a wide range of applications, including:
- Industrial Machinery: Such as conveyor systems, pumps, and compressors.
- Automotive: For use in wheel bearings and other critical components.
- Agricultural Equipment: To withstand the harsh conditions and heavy loads typical in farming.
- Construction Machinery: For use in excavators, cranes, and other heavy equipment.
Parameter Introduction:
- Bore Diameter: 55 mm
- Outer Diameter: 100 mm
- Width: 21 mm
- Dynamic Load Rating (Cr): Up to 58.5 kN
- Static Load Rating (Cor): Up to 59.5 kN
- Limiting Speeds: Depends on the specific design and configuration
Frequently Asked Questions:
1. Q: What is the difference between the NU and NJ series?
A: The main difference is that the NJ series has a flange on the inner ring, while the NU series does not.
2. Q: Can the SKF NU 211 ECJ handle both radial and axial loads?
A: Yes, it can handle radial loads and a moderate amount of axial load in one direction.
3. Q: How do I know if I need a preloaded bearing?
A: Preloaded bearings are typically used in applications where there is a need to minimize axial movement or to increase stiffness.
4. Q: What are the benefits of using a sealed bearing?
A: Sealed bearings protect against contamination and reduce the need for frequent lubrication, which can extend the service life and reduce maintenance.
5. Q: How can I ensure the correct installation of the SKF NU 211 ECJ?
A: Proper installation is crucial for the performance and life of the bearing. Consult the installation guide provided by SKF or seek assistance from a qualified technician.
Please note that the above information is a general overview and the actual specifications and features may vary. Always refer to the manufacturer's datasheet for the most accurate and detailed information.
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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