Machine springs – precision components for mechanical systems
Machine springs are critical components in mechanical and engine systems. They store, release or balance mechanical energy and are essential in applications ranging from automotive engines to industrial machinery and marine equipment. Whether as a pressure spring or a technical spring for dynamic loads, high-quality machine springs help maintain system reliability and performance stability.
TRAPEZOIDAL SPRING - 81434026115 suitable for MAN D engines
Trapezoidal spring with comparison number 81434026115Discover the trapezoidal spring with the comparison number 81434026115 – an OEM spare part that is perfectly tailored to the needs of MAN D engines. This trapezoidal spring belongs to the group of springs and provides the necessary stability and durability that you can expect from high-quality OEM spare parts. Weighing 119.4 kg, this product is ideal for demanding applications in marine and stationary engines.
TRAPEZOIDAL SPRING - 81434006981 suitable for MAN D engines
Trapezoidal spring with comparison number 81434006981The trapezoidal spring with the comparison number 81434006981 is an essential OEM spare part, specifically developed for applications in the marine and stationary sectors. Weighing 75 kg, this product provides the stability and reliability you expect from an OEM spare part. Ideal for demanding environments, the trapezoidal spring ensures that your engines operate efficiently at all times.Suitable for MAN D engines: Your solution for high demandsWith the trapezoidal spring, the performance of your machines is secured, as it is perfectly designed for MAN D engines. This precision and fit are crucial for extending the life of your engines. Trust in the quality of an OEM spare part that has been specifically developed for the requirements of MAN D engines.
TRAPEZOIDAL SPRING - 81434006945 suitable for MAN D engines
Essential Spare Part: Trapezoidal SpringThe trapezoidal spring with the comparison number 81434006945 is a crucial OEM spare part that offers outstanding performance for engines. This product is particularly suitable for applications in marine and stationary uses, as well as for locomotives. Weighing 73.7 kg, this spare part combines optimal functionality with durability.
TRAPEZOIDAL SPRING - 81434006493 suitable for MAN D engines
Trapezoidal spring with comparison number 81434006493Discover the trapezoidal spring with the comparison number 81434006493, which is suitable as an OEM replacement part. Weighing 71.2 kg, this trapezoidal spring provides excellent support for engines operating under heavy loads. Built from the finest materials, it ensures durability and reliability.Suitable for MAN D enginesOur trapezoidal spring is specifically designed for MAN D engines. Every OEM replacement part in our range, including this trapezoidal spring, meets the highest quality standards. You can rely on this product to meet your requirements and ensure engine performance.
TRAPEZOIDAL SPRING - 81434006490 suitable for MAN D engines
Trapezoidal Spring Compatible with MAN D EnginesDiscover our trapezoidal spring (comparison number: 81434006490), an essential product for your needs. This OEM spare part is perfectly suited to optimize the performance of your engines. Weighing 109.3 kg, the trapezoidal spring provides the stability and durability you expect from a quality product.Compatible with MAN D: Your Solution for EnginesOur trapezoidal spring is compatible with MAN D engines and meets the manufacturer’s high standards. Unlike aftermarket parts, this OEM spare part ensures the best quality and compatibility for your machine portfolio. Rely on the reliability that only such parts can offer.
TENSION SPRING - 81427100067 suitable for MAN D engines
Tension spring for MAN D enginesDiscover the tension spring with the comparison number 81427100067, which meets the highest standards as an OEM replacement part. This product is suitable for MAN D engines and ensures optimal functionality. Your investment in this replacement part secures long-term performance for your engines.
SPRING - 81423840001 suitable for MAN D engines
Optimal Engine Component – Spring for MAN DDiscover the OEM replacement part, the spring with the comparison number 81423840001. This product impresses with its quality and is crucial for the performance of engines. Weighing only 0.14 kg, this spring is particularly lightweight yet robust, ideal for efficient operation.
COMPRESSION SPRING - 81420520013 suitable for MAN D engines
Compression spring suitable for MAN D enginesDiscover our compression spring, equipped with the reference number 81420520013. This product is suitable for MAN D engines and impresses with its excellent craftsmanship. As an essential component, it ensures the reliable operation of your engines.Excellent quality through OEM replacement partsOur compression spring is an OEM replacement part that meets high-quality standards. It offers the same functionality as the spare part and is specifically designed to meet the requirements of MAN D engines.
SPRING - 81420520004 suitable for MAN D engines
Spring compatible with MAN D enginesDiscover our spring with the comparison number 81420520004, optimized for MAN D engines. This OEM replacement part ensures reliable performance and is ideal for marine and stationary applications as well as locomotives. Weighing 0.21 kg, this product combines high stability with a thoughtful design tailored to the demands of engines.Replacement parts of the highest qualityOur spring stands out for its excellent workmanship in original equipment manufacturer quality. We offer you replacement parts that fit perfectly with the MAN D engines. Using our OEM replacement parts significantly contributes to the efficiency of your engines and reduces maintenance costs in the long run. Experience our attractive value for money for yourself.
ANNULAR SPRING - 81420510043 suitable for MAN D engines
Quality of the Annular Spring suitable for MAN D EnginesDiscover the premium spare part, the Annular Spring with the comparison number 81420510043. This product is specially designed to harmonize optimally with MAN D Engines. Our selection is based on OEM standards, which far exceed the quality of aftermarket products.
ANNULAR SPRING - 81420510042 suitable for MAN D engines
Annular spring suitable for MAN D enginesDiscover our annular spring, marked with the comparison number 81420510042. This product is suitable for MAN D engines and is characterized by the highest precision. Our annular spring offers the durability you expect from an OEM spare part.
SPRING - 81420510025 suitable for MAN D engines
Precision Spring: Comparison Number 81420510025 Discover the spring with comparison number 81420510025, a significant OEM spare part specially designed for your engines. This product is suitable for MAN D engines and provides excellent performance in challenging environments. Weighing 0.17 kg, this spring combines lightness and robustness, making it ideal for marine and stationary applications.Quality for MAN D EnginesThe precise manufacturing of the spring ensures that it offers perfect fit. As an OEM spare part, it meets the highest standards, which speaks for its reliability and durability in your engines. Rely on the performance of this product, which perfectly suits your requirements.
SPRING - 81420030002 suitable for MAN D engines
Optimal Spring for Efficient EnginesThe spring with the comparison number 81420030002 is an outstanding product specifically designed to meet the requirements of MAN D engines. Weighing only 0.001 kg, this OEM replacement part allows for easy installation and high functionality. As part of our group of springs, all our products meet strict quality standards to ensure maximum service life.Features of the OEM Replacement PartOur replacement part with the comparison number 81420030002 is designed as an OEM replacement part. This means it meets high standards and has been optimized for engines suitable for MAN D. You can rely on this spring to support and enhance the lifespan and performance of your engines.
SPRING - 81418600100 suitable for MAN D engines
Precise Spring Suitable for MAN D EnginesDiscover the precisely manufactured spring with the comparison number 81418600100, an essential OEM replacement part specifically designed for MAN D engines. This spring is part of the article group Springs and ensures that your engines can operate optimally. Weighing only 0.02 kg, it offers the right combination of stability and functionality.
TORSION BAR SPRING - 81417250012 suitable for MAN D engines
Excellent Product for MAN D EnginesDiscover our Torsion bar spring product with the comparison number 81417250012, specifically developed for your requirements. This OEM spare part belongs to the category of Springs and weighs 3.32 kg, ensuring optimal stability for the operation of your engines. Our Torsion bar spring stands out due to its precise manufacturing and durability.Perfect Fit for Your RequirementsThe Torsion bar spring is suitable for MAN D engines and meets the highest quality standards. As a second-generation family business, we place great value on internal control and quality testing of our OEM spare parts. You can rely on the reliability and performance of this product.
SPRING - 81416102564 suitable for MAN D engines
Spring suitable for MAN D EnginesThe spring with the comparison number 81416102564 is an essential product designed for MAN D engines. This spring belongs to the category of springs and offers you the confidence that your engine will operate reliably even under demanding conditions. Weighing only 0.001 kg, this OEM replacement part is particularly lightweight while providing high stability.
SPRING - 81412802647 suitable for MAN D engines
Excellent Spring for MAN D EnginesDiscover the spring with the comparison number 81412802647, suitable for MAN D engines. This OEM replacement part offers optimal performance in marine and stationary engines while meeting the highest quality standards.Familiar Quality with OEM Replacement PartsOur spring belongs to the category of OEM replacement parts and impresses with reliability and longevity. With the comparison number 81412802647, you can be sure that you are receiving a product of excellent quality specifically designed for your needs.
SPRING - 81320500524 suitable for MAN D engines
Reliable OEM Spare Part for Your EngineDiscover our OEM spare part, the spring, which is marked with the reference number 81320500524. This spring weighs only 0.06 kg and offers optimal comfort and performance for your engine. With an application range focused on diesel and gas engines, this product is ideal for various uses.
SPRING - 81320500510 suitable for MAN D engines
Spring compatible with MAN D enginesDiscover the Spring with the part number 81320500510, which is ideal for your MAN D engines. This high-quality OEM spare part ensures that your engines perform optimally in every situation. Weighing only 0.04 kg, the product is characterized by its high efficiency and durability. At MOPA Motorparts, we place great importance on quality and performance, so you can always rely on first-class spare parts.
SPRING - 81320500476 suitable for MAN D engines
Spring suitable for MAN D enginesDiscover the Spring with the comparison number 81320500476, which is ideally suited for your requirements. This OEM spare part offers not only reliability but is also suitable for MAN D engines. With a weight of 0.02 kg, the spring is light yet strong enough to support the performance of your machines.
SPRING - 81320500322 suitable for MAN D engines
Optimal OEM Replacement Part: Spring 81320500322Discover our spring with the comparison number 81320500322, an indispensable OEM replacement part that is ideally suited for applications. This spring is an excellent product for replacement in engines and is perfect for use in various mechanical systems. Its weight of just 0.006 kg ensures easy handling, while the highest quality assures durable performance.
RETAINING SPRING - 81320500314 suitable for MAN D engines
Reliable Retaining Spring for Efficient EnginesDiscover the retaining spring with the comparison number 81320500314, an indispensable product specifically designed for MAN D engines. This retaining spring belongs to the group of springs and offers optimal functionality in your engines. Weighing only 0.022 kg, it is not only lightweight but also durable.OEM Spare Parts for Maximum PerformanceThis retaining spring is a top-quality OEM spare part that meets the highest quality standards. Trust in the precision of these parts from the Original Equipment Manufacturer to secure the performance of your engines. By using OEM spare parts, you ensure that you maximize the efficiency of your machines and avoid costly failures.
SPRING - 81320500131 suitable for MAN D engines
Optimal Performance with the SpringThe spring with the comparison number 81320500131 offers a convincing solution for all users of engines. This product is an OEM replacement part specifically designed to support the functionality and efficiency of your MAN D engines. By using this spring, you ensure reliable performance, which is essential in marine and stationary use as well as in locomotives.Tailored Fit for MAN DOur spring is designed to fit MAN D engines and meets the highest quality standards. Weighing only 0.005 kg, the replacement part can be easily integrated without negatively affecting the engine's performance. Trust in the excellent workmanship of this OEM replacement part when it comes to the maintenance of your engines.
SPRING - 81320500130 suitable for MAN D engines
Spring for Reliable PerformanceDiscover our product with comparison number 81320500130. This spring is suitable for MAN D engines and ensures reliable performance of your machines. Weighing only 0.006 kg, this OEM replacement part is an excellent choice to support the functionality of your engines.Take Advantage of OEM Replacement PartsThe spring is an OEM replacement part specifically designed for the requirements of MAN D engines. With comparison number 81320500130, we offer you a product in original equipment manufacturer quality. Rely on our expertise to enhance the lifespan and efficiency of your engines.
Function and benefits
Machine springs absorb and compensate forces in motion and pressure systems. In engines, engine springs play a vital role in valve timing, vibration damping and tension control. Using the right spring engine configuration ensures:
- Consistent force distribution and mechanical balance
- Vibration reduction in dynamic systems
- Longer lifespan of mechanical assemblies through controlled stress absorption
In marine applications, marine springs must also withstand corrosion and dynamic pressure changes in saltwater environments.
Types and applications of machine springs
There are many types of machine springs, including compression springs, tension springs, torsion springs and disc springs. Depending on the function, technical springs are tailored in size, material and force characteristics. The pressure spring is one of the most common forms and is used to generate resistance or restore position in systems.
In the spring engine context, applications include valve return mechanisms, clutch systems, tensioners and control linkages. The engine spring valve in particular is critical for precise valve control in combustion engines.
Material selection and durability
Machine springs are typically made from high-grade spring steel, stainless steel or special alloys with high fatigue resistance. The selection depends on temperature, load cycles, corrosion exposure and required elasticity. In a marine spring environment, surface coatings or non-corrosive materials such as phosphated or shot-peened spring steel are standard.
All technical springs must meet strict tolerances to ensure predictable load behavior and long-term performance – especially when used in sensitive applications like engine springs or mechanical valves.
Replacement and availability
Machine springs are subject to wear, stress fatigue and corrosion. Regular inspection and preventive replacement are crucial, especially for parts under high mechanical load. We offer a wide range of OEM-machine springs suitable for MTU, Deutz, MAN, Volvo Penta, and MWM engines.
Whether you're sourcing an engine spring valve, a technical pressure spring or a marine spring for critical offshore systems – our stock ensures fast availability and professional-grade reliability.
FAQ
What is machine springs?
Machine springs are mechanical components that store and release energy through deformation. They are used in engines, machines, and technical assemblies to manage motion, absorb shock, and maintain tension or compression in a system. Common types include compression, tension and torsion springs.
How do machine springs work?
Machine springs work by compressing, extending or twisting under load, then returning to their original shape. In an engine, for example, engine springs help open and close valves (engine spring valve), maintain belt tension, or absorb vibration. A pressure spring resists force to hold components in position or restore them to a starting point when the load is released.