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 - 81552100014 suitable for MAN D engines
Reliable OEM Replacement Part for MAN D EnginesExperience the compression spring with the part number 81552100014, a top-quality OEM replacement part that ensures maximum performance in your engines. This compression spring is suitable for MAN D engines and provides the reliability you expect from OEM products. By using premium components, you secure the best functionality and durability.Exact Fit for MAN DOur compression spring is an OEM replacement part that is perfectly tailored to the requirements of MAN D engines. The component is suitable for MAN D and ensures that your machines operate efficiently. Compared to aftermarket alternatives, our product offers a precision and quality that can only be matched by manufacturers, which contributes to a longer lifespan for your engines.
COMPRESSION SPRING - 81552100013 suitable for MAN D engines
Quality That Strengthens Your EnginesDiscover the compression spring with comparison number 81552100013 – a top-quality product specifically designed to achieve optimal performance for MAN D engines. Our spare parts are of OEM quality and offer the necessary robustness for diesel and gas engines.Reliability for Your ApplicationsThis compression spring belongs to the group of springs and is suitable for use in demanding applications. With the comparison number 81552100013, you receive an OEM spare part that provides security and durability.
COMPRESSION SPRING - 81552100012 suitable for MAN D engines
Quality Product in the Spare Parts SectorDiscover our excellent product, the compression spring with the comparison number 81552100012, suitable for MAN D engines. This OEM spare part has been manufactured with the highest precision to ensure the functionality and performance of your engines. Rely on reliable solutions that only OEM spare parts can provide.Perfect Fit for Your NeedsThis compression spring is part of the springs category and is specifically designed to meet the demands of challenging applications. Thanks to the comparison number 81552100012, you can ensure that you are selecting the right product that is suitable for MAN D engines and offers top performance.
SPRING - 81552010029 suitable for MAN D engines
Excellent Spring – The Suitable OEM Replacement PartDiscover the spring with the comparison number 81552010029, a high-quality OEM replacement part that is perfectly aligned with the requirements of engines. This product impresses with its precise fit and has been specifically designed for MAN D engines. Weighing only 0.004 kg, this spring is an ideal choice for various applications where lightness and efficiency are essential.Advantages of OEM Replacement Parts and Their QualityOur OEM replacement parts, such as the spring with the comparison number 81552010029, provide you with the reliability and durability you need for your MAN D engines. Unlike aftermarket parts, which often compromise on quality, our products deliver the performance and resilience your machines deserve. Rely on the advantage of OEM quality for your engines!
LEAF SPRING - 81541360002 suitable for MAN D engines
Premium Leaf Spring for Marine Engine ApplicationsDiscover our product, the leaf spring with the part number 81541360002, suitable for MAN D engines. This leaf spring belongs to the group of springs and impresses with its precise workmanship. It plays a central role in high-powered functionality and is an essential component of your engine system.Details on the OEM Replacement Part Weighing only 0.01 kg, this leaf spring is not only lightweight but also robust. As an OEM replacement part, it supports the highest quality you can expect from a product designed for MAN D engines. Trust in our products offered in original equipment quality that are ideally suited for your needs.
LEAF SPRING - 81541360001 suitable for MAN D engines
Leaf spring: Comparison number 81541360001Discover the leaf spring with the comparison number 81541360001, a reliable OEM spare part designed to harmonize optimally with MAN D engines. Weighing only 0.014 kg, this product offers a precise fit and top-notch quality. The use of high-quality spare parts ensures the best performance and durability of your engines.
COMPRESSION SPRING - 81521650003 suitable for MAN D engines
Compression spring suitable for MAN D enginesDiscover the compression spring (comparison number: 81521650003), an essential OEM replacement part for the optimal performance of your engines. This product is suitable for MAN D and ensures precise functionality that reliably supports your engines.
LEAF SPRING - 81503050004 suitable for MAN D engines
Premium Leaf Spring for Your ApplicationDiscover the leaf spring with the comparison number 81503050004, an essential part specifically designed for use in MAN D engines. This leaf spring belongs to the category of springs and is indispensable for optimizing the performance and longevity of your engines. Weighing only 0.145 kg, it is both lightweight and robust – ideal for demanding applications in shipping and stationary uses.Convincing Quality from Our SelectionThis leaf spring is a quality part, which means you receive the best possible quality suitable for the specific requirements of your MAN D engines. Our products are characterized by durability and efficiency, allowing you to rely on the reliability of your machines.
LEAF SPRING - 81503050003 suitable for MAN D engines
Excellent Leaf Spring for Your Engine NeedsDiscover the Leaf Spring with the comparison number 81503050003 – an essential OEM spare part designed for the highest demands in engine technology. This spring ensures optimal performance, especially in applications suitable for MAN D engines. Thanks to strict internal controls, you can rely on the quality and reliability of our products.Efficient Design for MAN D EnginesWeighing only 0.126 kg, the Leaf Spring impresses with its robust construction and efficiency. The OEM spare part is offered suitable for MAN D engines and meets all requirements for marine and stationary use. You benefit from a product that is lightweight and durable, providing a sustainable solution for your engines.
LEAF SPRING - 81503050000 suitable for MAN D engines
Optimal Performance with the Leaf SpringDiscover our product, the Leaf Spring (comparison number 81503050000), suitable for MAN D engines. This special Leaf Spring enhances the stability of your engines and is an indispensable component for reliable performance. Weighing only 0.158 kg, it ensures excellent performance in demanding environments, such as marine and stationary applications.Trust in OEM Replacement Parts for Your EnginesAs a provider of OEM replacement parts, we ensure that our products are manufactured to original equipment quality. The Leaf Spring is an OEM replacement part designed for durability and reliability. Your machine deserves only the best, and with this component, you are well equipped.
TENSION SPRING - 81502140000 suitable for MAN D engines
Tension Spring: Quality for Your MachinesThe tension spring with the comparison number 81502140000 is a top-quality OEM replacement part specifically designed for MAN D engines. This product offers the highest accuracy and durability, ensuring that your machines operate reliably. Weighing only 0.195 kg, the tension spring is lightweight, yet it retains its robustness in demanding operating conditions.
LEAF SPRING - 81440500158 suitable for MAN D engines
Quality Leaf Spring for Engines in UseDiscover the leaf spring with the comparison number 81440500158, suitable for MAN D engines. Weighing 54.5 kg, this OEM replacement part offers stability and reliability. This product supports the optimal performance of your engines and is specially designed for demanding applications.
TENSION SPRING - 81440500056 suitable for MAN D engines
Tension spring compatible with MAN D engines: Your solutionDiscover our tension spring with the comparison number 81440500056, compatible with MAN D engines. This OEM replacement part offers you the quality you need for your engines. Weighing 0.11 kg, the tension spring is lightweight yet robust enough to meet the specific demands in marine and stationary applications.Reliable performance through OEM replacement partsOur tension spring, designed as an OEM replacement part, perfectly meets the requirements of engines. With the comparison number 81440500056, this product is an essential component that maximizes the efficiency of your machines and enables precise movements.
TENSION SPRING - 81440500044 suitable for MAN D engines
Tension Spring with Comparison Number 81440500044Discover the tension spring with the comparison number 81440500044, an essential OEM spare part specifically designed for the requirements of MAN D engines. This product offers the reliability you can expect. Weighing only 0.15 kg, it combines lightness and robustness.Suitable for MAN D – Excellent QualityThe tension spring is suitable for MAN D and impresses with its excellent fit and durability. This spring belongs to the article group of springs and is indispensable for both maritime and stationary applications. Rely on functionality that optimally supports your engines.
HELICAL SPRING - 81434300081 suitable for MAN D engines
Excellent Helical Spring Suitable for MAN DDiscover our quality product, the helical spring with the comparison number 81434300081, suitable for MAN D engines. Weighing 47.8 kg, this helical spring is optimally designed for the demands of marine and stationary applications. As an OEM replacement part, it offers the reliability and durability you expect for your engines.
HELICAL SPRING - 81434300080 suitable for MAN D engines
Helical spring with comparison number 81434300080Discover the helical spring with the comparison number 81434300080, an essential OEM spare part specifically designed to ensure optimal performance in engines. Weighing 39.6 kg, the helical spring provides stability and reliable functionality that is indispensable for industrial use.Optimal fit for MAN D enginesThis helical spring is suitable for MAN D engines and ensures flawless tension regulation. Its significant role contributes to the efficiency of your drivetrain and supports the performance of your machines. Rely on our OEM spare part to experience the quality you need for your technical requirements.
HELICAL SPRING - 81434300077 suitable for MAN D engines
Precise Helical Spring for Your EnginesDiscover the helical spring with the reference number 81434300077, an essential OEM spare part that ensures the reliable operation of your engines. Weighing 44.5 kg, this product provides the highest precision and ensures that your applications in both marine and stationary use run smoothly at all times.Reference Number 81434300077: A Sign of QualityThe reference number 81434300077 refers to a product specifically designed for MAN D engines. This helical spring is an example of top-quality OEM spare parts that exhibit durable and robust characteristics thanks to carefully selected materials. At MOPA Motorparts, we focus on excellence that is reflected in your engine's performance.
HELICAL SPRING - 81434300076 suitable for MAN D engines
Robust Helical Spring with Comparison Number 81434300076Discover the helical spring with the comparison number 81434300076 – an essential OEM spare part designed for MAN D engines. This helical spring provides stable performance through its excellent workmanship, which is crucial for smooth operation in demanding environments. Weighing 38.2 kg, it offers the necessary stability and robustness for your operation.
HELICAL SPRING - 81434300075 suitable for MAN D engines
OEM Replacement Parts for MAN D EnginesDiscover the unique product with the comparison number 81434300075 – a helical spring specifically designed for the demanding requirements in marine and stationary applications. This OEM replacement part fits MAN D engines and ensures optimal performance and reliability. Weighing 31.5 kg, the helical spring provides remarkable stability and is essential for the functionality of your machines.
HELICAL SPRING - 81434300074 suitable for MAN D engines
Helical Spring – Replacement Part Compatible with MAN D EnginesExperience the premium quality of our helical spring with the comparison number 81434300074. This essential OEM replacement part is specially designed to function optimally in engines compatible with MAN D. Weighing 39.85 kg, this helical spring provides the stability and durability you can expect from a top-tier product.Familiar Performance for EnginesThe helical spring 81434300074 belongs to the article group of springs and offers a first-class fit for applications in marine and stationary engines. Rely on our OEM replacement parts, known for their reliability and functionality. This helical spring ensures that your engines, compatible with MAN D, operate efficiently under all conditions.
HELICAL SPRING - 81434300073 suitable for MAN D engines
Outstanding Product: Helical SpringDiscover our Helical spring with the comparison number 81434300073 – an essential OEM spare part that delivers excellent performance in demanding environments. This Helical spring, specifically suitable for MAN D engines, provides optimal functionality and durability. Weighing 32.4 kg, the product ensures the necessary stability for the operation of your engines.Precise Fit and QualityOur OEM spare part belongs to the category of Springs and works perfectly in MAN D engines. By using high-quality components, we ensure that this Helical spring meets the highest quality standards. Suitable for MAN D engines, this product supports a precise installation and maximum efficiency.
HELICAL SPRING - 81434300058 suitable for MAN D engines
Reliable Helical Spring for Efficient EnginesDiscover the helical spring with the comparison number 81434300058, specifically designed for the requirements of engines. This functional component is an indispensable OEM spare part that ensures your engines operate efficiently. Weighing 45.94 kg, this spare part is robust and durable, ideal for use in demanding applications.
HELICAL SPRING - 81434300043 suitable for MAN D engines
Quality Assurance for Your Engine PerformanceDiscover the helical spring, comparison number 81434300043, specifically designed for MAN D engines to meet your needs. This product is an essential component of your diesel and gas engines, particularly in marine and stationary applications as well as in locomotives. Its robust design ensures reliable performance under demanding conditions.
HELICAL SPRING - 81434300041 suitable for MAN D engines
Robust Helical Spring for Reliable PerformanceDiscover the Helical spring available under the comparison number 81434300041. This OEM replacement part has been specifically designed to enable optimal functionality in engines. Suitable for MAN D engines, this Helical spring supports the efficiency and performance you expect from your engine.Durable Product for Demanding ApplicationsWeighing 39.6 kg, this product offers the robustness necessary for marine and stationary applications. As an OEM replacement part, the Helical spring provides a precise fit and is ideal for use in locomotives, where reliability and performance are critical.
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.