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.
COMPRESSION SPRING - 85300020741 suitable for MAN D engines
Compression spring with comparison number 85300020741Discover our exclusive compression spring, marked with the comparison number 85300020741. This product is an essential element for anyone who demands the highest standards from their engines. The compression spring belongs to the group of springs and offers precise performance that has been specifically designed to support the functionality of your machines.
COMPRESSION SPRING - 85300020712 suitable for MAN D engines
Compression spring compatible with MAN D enginesDiscover the compression spring with the comparison number 85300020712, an essential product specifically designed to optimize the performance of your engines. This OEM replacement part belongs to the category of springs and ensures reliable functionality in demanding applications. Weighing only 0.01 kg, it is easy to install without sacrificing stability.Excellent fit and qualityThe compression spring is compatible with MAN D engines and offers outstanding quality designed for long-lasting performance. As an OEM replacement part, it ensures that the specifications and standards set by the manufacturer are met, thereby assuring the ideal functioning of your machines. Rely on the excellent fit of this product for your engines.
TENSION SPRING - 85300020665 suitable for MAN D engines
Tension spring suitable for MAN D enginesDiscover the impressive tension spring with the comparison number 85300020665, which is an essential component for your engines. This OEM spare part belongs to the category “Springs” and ensures reliable performance as well as maximum fit accuracy. With a weight of only 0.05 kg, it is the ideal solution for various applications, especially in marine and stationary environments, as well as locomotives.Optimal fit for MAN D enginesThe tension spring is specifically designed for MAN D engines and ensures excellent functionality. By using high-quality materials, this OEM spare part meets the highest standards and offers a long service life. Trust in the expertise of MOPA Motorparts, a reliable supplier that has specialized in spare parts for diesel and gas engines for over 25 years.
SPRING - 85300020616 suitable for MAN D engines
Robust Spring for Reliability in EnginesDiscover the spring with the comparison number 85300020616, an important product specifically designed for high-performance engines. This spring belongs to the article group of springs and offers optimal functionality with a weight of 27.8 kg. It is ideally suited for demanding applications in marine and stationary use.Suitable for MAN D EnginesThe spring is suitable for MAN D engines and impresses with its OEM replacement parts quality. Thanks to precise manufacturing, this spring is an essential component for your engines and ensures everything operates smoothly. Rely on our expertise in providing replacement parts for diesel and gas engines.
TENSION SPRING - 85300020605 suitable for MAN D engines
Tension spring suitable for MAN D enginesDiscover our tension spring with the comparison number 85300020605, which is ideally suited for use in MAN D engines. This OEM spare part is the key to optimized engine performance and fits perfectly into your existing systems. Weighing only 0.2 kg, the tension spring provides stability and durability for applications in marine and stationary areas.Reliable OEM spare parts for optimal operationChoosing our OEM spare part means relying on the manufacturer's quality. Unlike aftermarket products, which often have lower standards, our spare parts offer excellent performance. This tension spring, suitable for MAN D engines, helps enhance your engines' efficiency and represents the ideal choice.
SPRING - 85300020562 suitable for MAN D engines
Spring with Comparison Number 85300020562Discover the spring with the comparison number 85300020562, designed specifically to ensure excellent functionality in engines. This product belongs to the article group of springs and is suitable for MAN D engines. Weighing 30 kg, the spring is ideally suited for demanding applications in marine and stationary environments.Rely on top-quality OEM spare partsOur spring is a top-quality OEM spare part that meets the highest standards. We ensure that every product is manufactured under strict internal control to maintain quality and durability. The excellent fit makes this spring a perfect choice for your applications with MAN D engines.
CUP SPRING - 85300020538 suitable for MAN D engines
Cup spring with comparison number 85300020538Discover our cup spring with the comparison number 85300020538, an essential product specifically designed to enhance engine performance. This innovative cup spring, categorized under Springs, weighs only 0.02 kg and provides an excellent solution for engines in marine and stationary applications.Suitable for MAN D enginesThis OEM replacement part is optimally suited and perfectly adapted to meet the requirements of suitable for MAN D engines. Our parts are always of high quality, as we exclusively sell OEM replacement parts. Trust that the cup spring suitable for MAN D engines has been designed to enhance the efficiency and longevity of your machines.
CUP SPRING - 85300020513 suitable for MAN D engines
Excellent Cup Spring Suitable for MAN D Engines Discover the innovative cup spring (comparison number: 85300020513), an essential OEM replacement part for customers who value the highest quality. This cup spring is specifically designed and perfectly suited for use in diesel and gas engines. Weighing only 0.02 kg, it remains light and handy without compromising performance.Reliability for Marine Engines The OEM replacement part impresses with its precise fit and careful workmanship, suitable for MAN D engines. Rely on the high reliability and durability of this cup spring to consistently enhance the efficiency of your engines. It ensures that all functional areas work smoothly together and contributes to the performance of your engine operations.
TENSION SPRING - 85300020505 suitable for MAN D engines
Tension Spring for MAN D Engines in DetailThe tension spring with the comparison number 85300020505 is an essential product, specifically designed to deliver top performance in demanding environments. This spare part weighs only 0.09 kg and is exactly what you need to maximize the efficiency of your engines.Suitable for MAN D EnginesOur tension spring is suitable for MAN D engines and offers optimal functionality. The simple installation and precise design make this spare part indispensable. This tension spring is the ideal solution for the challenges that come with operating such engines.
TENSION SPRING - 85300020501 suitable for MAN D engines
Precision Tension Spring – Comparison Number 85300020501Discover the tension spring with the comparison number 85300020501, specifically developed to be suitable for MAN D engines. This product is part of the article group springs and weighs only 0.23 kg. At MOPA Motorparts, we place great emphasis on excellent quality to ensure your engines always operate optimally.Reliable OEM Replacement PartsOur tension spring is an OEM replacement part and meets the highest standards of manufacturers. This ensures excellent fit and durability in application. Our internal controls ensure that each product, including the tension spring, undergoes rigorous testing to achieve the highest possible precision.
COMPRESSION SPRING - 85300020479 suitable for MAN D engines
Compression spring suitable for MAN D enginesDiscover our compression spring with the comparison number 85300020479, specifically designed for the requirements of MAN D engines. This essential product belongs to the group of springs and offers excellent functionality in your engine. Thanks to its precise manufacturing, it meets the highest standards and is an indispensable replacement part for your applications.Robust product for reliable engine performanceWeighing only 0.15 kg and made of high quality, this compression spring is the ideal replacement part. Suitable for MAN D engines, it ensures that your engine always operates efficiently. Rely on the reliability of these replacement parts, which stand for a long lifespan and optimal performance.
COMPRESSION SPRING - 85300019496 suitable for MAN D engines
Optimal Compression Spring for Your EnginesDiscover the compression spring with the comparison number 85300019496, an essential OEM spare part specifically designed to optimize the performance of your engines. This product is suitable for MAN D engines and belongs to the category of springs. Weighing only 0.04 kg, it is a lightweight component that still offers high efficiency and durability.Ideal for MAN D EnginesThis OEM spare part with the comparison number 85300019496 provides an excellent fit tailored to the specific requirements of MAN D engines. Rely on the quality backed by years of experience in the engine industry. With this compression spring, you can ensure that your engines function optimally and maintain their performance over time.
HELICAL SPRING - 85300018919 suitable for MAN D engines
Efficient Helical Spring for MAN D EnginesThe helical spring with the comparison number 85300018919 is an essential OEM replacement part suitable for a variety of applications in diesel and gas engines. This product is specifically designed for MAN D engines and combines quality with excellent design. Weighing only 0.18 kg, this helical spring ensures efficient performance of your engines.Reliable OEM Replacement PartsUsing this helical spring is an excellent choice when you are looking for durable and reliable components. As an OEM replacement part, it provides a precise fit, which is crucial to ensure the optimal functionality of your MAN D engines. Rely on the advantage that tested products offer – the helical spring meets all specific requirements of your engines.
COMPRESSION SPRING - 85300017845 suitable for MAN D engines
Compression Spring for Your EnginesDiscover our compression spring, suitable for MAN D engines, with the comparison number 85300017845. This OEM replacement part stands out for its excellent quality and durability. As part of our product group of springs, we offer you a reliable solution for diesel and gas engines. Weighing only 0.01 kg, this compression spring is not only lightweight but also efficient.Optimal Performance for MAN D EnginesThe compression spring is an essential component, suitable for MAN D engines, that ensures all mechanical processes operate smoothly. Rely on our OEM replacement parts to maximize the efficiency of your machines. Our expertise in engine replacement parts assures you of a product that meets high standards.
COMPRESSION SPRING - 85300017784 suitable for MAN D engines
Robust Compression Spring Suitable for MAN D EnginesDiscover the compression spring with the comparison number 85300017784, an OEM replacement part specifically designed to optimize the performance of your engines. This replacement part ensures that the functionality of engines in demanding applications, such as marine and stationary use, is always maintained.
SPRING - 85300016958 suitable for MAN D engines
SPRING with the comparison number 85300016958 suitable for MAN D engines
TENSION SPRING - 85300016828 suitable for MAN D engines
Robust Tension Spring for Your EnginesDiscover the tension spring with the comparison number 85300016828 – an essential OEM spare part specifically designed to reliably function in MAN D engines. This product belongs to the group of springs and combines lightness with stable performance, ensuring your engines operate optimally. Weighing only 0.1 kg, this tension spring is ideal for various applications in marine and stationary use.Premium Quality OEM Spare PartsOur tension spring is an OEM spare part that meets the highest standards and offers excellent fit. It is suitable for MAN D engines, ensuring that your machines operate efficiently. With our selection of original equipment quality, you can be sure to receive products at a favorable price.
COMPRESSION SPRING - 85300016688 suitable for MAN D engines
Optimal Compression Spring for High-Performance EnginesDiscover the compression spring with the comparison number 85300016688, specifically designed to optimize the performance of your suitable for MAN D engines. This OEM spare part is an essential component in the operation of your diesel and gas engines in marine and stationary applications. Weighing only 0.1 kg, this product delivers the necessary stability required for reliable engine performance.Quality and Precision of OEM Spare PartsThe compression spring is an OEM spare part that meets the highest standards in engine technology. It is designed to be suitable for MAN D engines and ensures that your engine operates efficiently even under challenging conditions. Trust in the reliability of OEM spare parts to extend the lifespan of your engines.
SPRING - 85300015854 suitable for MAN D engines
Precision in Every Detail: Comparison Number 85300015854Discover the Spring with the comparison number 85300015854, an OEM replacement part suitable for MAN D engines. This product ensures outstanding engine performance in various applications, especially in marine and stationary sectors, thanks to its precise manufacturing. Weighing only 0.3 kg, it provides optimal stability without compromising efficiency.The Ideal Choice for MAN D EnginesThe Spring is an essential supplementary product, compatible with MAN D engines. As part of the category Springs, it plays a crucial role in the operation of your engine. With its excellent quality, you actively contribute to the longevity and efficiency of your machines. Using OEM replacement parts ensures you achieve the best performance and lifespan for your engines.
COMPRESSION SPRING - 85300015820 suitable for MAN D engines
OEM Replacement Part: Compression Spring 85300015820Discover the compression spring suitable for MAN D engines with the comparison number 85300015820. This OEM replacement part belongs to the category Springs and offers you the reliability you need for your engines. Experience the quality that optimizes your applications in marine and stationary use.
COMPRESSION SPRING - 85300015291 suitable for MAN D engines
Compression spring suitable for MAN D enginesDiscover our compression spring, equipped with the comparative number 85300015291. This product is suitable for MAN D engines and offers reliable performance in your marine and stationary engines. Rely on the functionality of these springs in demanding conditions.
COMPRESSION SPRING - 85300015039 suitable for MAN D engines
Compression Spring for MAN D EnginesDiscover the compression spring with the comparison number 85300015039, an essential OEM spare part that provides an ideal solution for your engine needs. This product is specially designed for applications in diesel and gas engines and is perfect for demanding operations. Weighing only 0.01 kg, this component is lightweight yet robust.Reliable Performance for MAN D EnginesThe compression spring compatible with MAN D offers unbeatable functionality and the assurance of original equipment manufacturer quality. This OEM spare part is optimal for engines you can rely on. Our selection of products includes not only solutions compatible with MAN but also items for other leading manufacturers such as MWM, Mercedes-Benz, Deutz, Volvo, MTU, Bosch, and Detroit Diesel.
COMPRESSION SPRING - 85300014642 suitable for MAN D engines
COMPRESSION SPRING with the comparison number 85300014642 suitable for MAN D engines
LEAF SPRING - 85300014381 suitable for MAN D engines
Excellent Leaf Springs in Original Equipment Manufacturer QualityThe leaf spring with the part number 85300014381 is an essential OEM replacement part that provides you with the performance and reliability you expect from MAN D engines. This component is suitable for MAN D and impresses with precise fit and high durability.
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.