Introduction to Disc Spring DIN2093/EN16983
Disc springs, also known as Belleville springs, are conical-shaped washers that can carry high loads with a relatively small deflection. DIN2093 and EN16983 are two important standards in the field of disc springs. DIN2093 is a German standard that precisely defines the dimensions, technical requirements, and testing methods of disc springs, which has been widely recognized and adopted internationally. EN16983 is a European standard, establishing uniform specifications for the design, production, and quality control of disc springs, ensuring the interchangeability and reliability of products across different European regions. These standards play a crucial role in promoting the standardization and quality improvement of disc spring products in the global market. Disc Spring DIN2093/EN16983

Top 10 Suppliers
1. Yangzhou Optimum Spring Manufacturing Co., Ltd.
Yangzhou Optimum Spring Manufacturing Co., Ltd. is a leading spring manufacturer based in China. With years of experience in the spring industry, the company has established a solid reputation for its high – quality products and excellent customer service. It is committed to using advanced production technologies and high – grade materials to produce disc springs that meet various industrial needs.
Features and Advantages:
- High – Precision Manufacturing: The company uses state – of – the – art production equipment and strict quality control systems to ensure that each disc spring meets the precise requirements of DIN2093/EN16983 standards.
- Customization Capability: It can provide customized disc spring solutions according to customers’ specific design, load, and space requirements.
- Cost – effectiveness: By optimizing production processes and supply chain management, the company offers competitive prices without sacrificing product quality.
- Global Reach: With a well – established international sales network, it can serve customers around the world in a timely manner.
Website: https://www.optimum-spring.com/
2. Smalley Steel Ring Company
Smalley is a well – known American company with a long history in the manufacturing of precision metal components. It was founded in 1946 and has since been at the forefront of innovation in the spring and ring industry. The company has a large – scale production facility equipped with advanced manufacturing and testing equipment.
Features and Advantages:
- Innovative Design: Smalley is known for its innovative approach to spring design. It can develop unique disc spring solutions that offer better performance and space – saving advantages.
- Material Expertise: The company has in – depth knowledge of different materials, allowing it to select the most suitable materials for disc springs according to specific applications, such as high – strength alloys for high – load applications.
- Quality Assurance: It adheres to strict quality control procedures from raw material procurement to final product inspection, ensuring that all disc springs meet or exceed DIN2093/EN16983 standards.
- Technical Support: Smalley provides comprehensive technical support to its customers, helping them with product selection, design optimization, and problem – solving.
3. Eaton
Eaton is a global power management company with a wide range of products and services. In the field of disc springs, it leverages its extensive R & D capabilities and global manufacturing network. The company has a strong focus on sustainability and energy efficiency in its product development.
Features and Advantages:
- Integrated Solutions: Eaton can offer integrated solutions that combine disc springs with other power management components, providing more comprehensive system performance.
- Global Manufacturing: With manufacturing facilities in multiple countries, Eaton can ensure local supply and fast delivery to customers around the world.
- R & D Investment: The company invests heavily in research and development, constantly improving the performance and quality of its disc springs to meet the evolving needs of different industries.
- Industry Experience: Eaton has rich experience in serving various industries, such as automotive, aerospace, and industrial machinery, and can provide industry – specific solutions.
4. Lee Spring
Lee Spring is a leading spring manufacturer in the United States. It has been in business for over 100 years and has a profound understanding of the spring market. The company offers a wide variety of spring products, including disc springs, and is known for its large inventory and fast delivery.
Features and Advantages:
- Extensive Product Range: Lee Spring offers a comprehensive range of disc springs in different sizes, materials, and load capacities, making it easy for customers to find the right product.
- Fast Delivery: With a large inventory, the company can provide quick delivery of standard disc springs, reducing customers’ waiting time.
- Quality Control: It has a strict quality control system to ensure that all disc springs meet the requirements of DIN2093/EN16983, and the products are subject to multiple inspections during the production process.
- Customer – Centric Service: Lee Spring focuses on providing excellent customer service, with a professional sales team that can answer customers’ questions and provide timely assistance.
5. Excel Spring Manufacturing
Excel Spring Manufacturing is a well – established spring manufacturer in Canada. The company is committed to providing high – quality springs with a focus on precision engineering and customer satisfaction. It has a team of experienced engineers and technicians who can handle complex spring manufacturing requirements.
Features and Advantages:
- Precision Engineering: Excel Spring uses advanced manufacturing techniques to produce disc springs with high precision, ensuring accurate load – deflection characteristics as per DIN2093/EN16983.
- Custom – Made Solutions: The company excels in providing custom – made disc spring solutions for special applications, working closely with customers to understand their needs and develop the best products.
- Quality Materials: It sources high – quality raw materials from trusted suppliers, which is the foundation for producing reliable and long – lasting disc springs.
- After – Sales Service: Excel Spring offers excellent after – sales service, including product installation guidance, performance monitoring, and maintenance support.
6. Alusil Group
Alusil Group is a European company with a strong presence in the spring manufacturing industry. It has multiple production sites in Europe and a reputation for high – quality and environmentally friendly products. The company is constantly upgrading its production processes to reduce its environmental impact.
Features and Advantages:
- Environmental Friendliness: Alusil Group focuses on using environmentally friendly materials and manufacturing processes in the production of disc springs, which is in line with the growing global demand for sustainable products.
- European Network: With its European – wide network, it can quickly respond to the needs of European customers and provide local support.
- Quality Assurance: The company has a strict quality management system in place, ensuring that all disc springs are manufactured to the highest standards of DIN2093/EN16983.
- Continuous Innovation: Alusil Group invests in research and development to introduce new technologies and materials in disc spring manufacturing, improving product performance.
7. Century Spring
Century Spring is an American company that has been manufacturing springs for over 70 years. It has a diverse customer base in various industries, including automotive, electronics, and medical devices. The company is known for its flexibility in production and ability to handle small – to – large – scale orders.
Features and Advantages:
- Flexible Production: Century Spring can easily adjust its production volume according to customers’ order requirements, whether it is a small prototype order or a large – scale mass production.
- Industry Adaptability: The company can meet the specific requirements of different industries, such as high – temperature resistance for automotive applications or high – precision for medical devices.
- Quality – Driven: It adheres to strict quality control processes to ensure that all disc springs are of high quality and meet the relevant standards.
- Technical Expertise: Century Spring has a team of technical experts who can provide professional advice on disc spring selection and application.
8. Lesjöfors
Lesjöfors is a global provider of spring solutions with a long – standing history in Europe. The company has a strong focus on innovation and has developed several patented technologies in spring manufacturing. It has a wide range of production facilities and sales offices around the world.
Features and Advantages:
- Patented Technologies: Lesjöfors’ patented technologies give its disc springs unique performance advantages, such as better fatigue resistance and higher load – carrying capacity.
- Global Presence: With its global production and sales network, it can provide local service and support to customers in different regions.
- Comprehensive Services: The company offers a comprehensive range of services, including product design, testing, and application engineering, to ensure that customers get the best – suited disc spring solutions.
- Quality Reputation: Lesjöfors has a long – established reputation for high – quality products, and its disc springs are widely recognized in the market for their reliability.
9. Barnes Group Inc.
Barnes Group is a diversified global company with a significant presence in the industrial components market. In the disc spring segment, it combines advanced manufacturing capabilities with strong R & D resources. The company is committed to continuous improvement in product quality and performance.
Features and Advantages:
- Advanced Manufacturing: Barnes Group uses advanced manufacturing processes, such as precision stamping and heat treatment, to produce high – quality disc springs.
- R & D – Driven: The company invests in research and development to develop new materials and manufacturing techniques, which can enhance the performance of disc springs.
- Global Supply Chain: It has an efficient global supply chain management system, ensuring timely delivery of products to customers around the world.
- Industry Leadership: Barnes Group is a leader in the industrial components industry, and its disc springs are often used in high – end applications due to their high quality and performance.
10. Misumi Group Inc.

Misumi is a Japanese company that is well – known for its precision parts and components. It offers a wide range of standard and custom – made disc springs through its online platform, which provides a convenient way for customers to order products.
TREP French Spring Washers Features and Advantages:
- Online Ordering: Misumi’s online platform allows customers to easily search for, select, and order disc springs, saving time and effort.
- Standard and Custom Options: The company offers both standard disc springs that meet DIN2093/EN16983 and custom – made products to meet specific customer requirements.
- Quality Assurance: Misumi has a strict quality control system to ensure that all products are of high quality, and it conducts regular inspections of its manufacturing processes.
- Fast Delivery: With its efficient logistics system, Misumi can provide fast delivery of products to customers in different parts of the world.