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Connecting elements – precision links for engine systems

Connecting elements are critical components that join mechanical parts within engine assemblies, industrial machines or control systems. They ensure stability, alignment, and force transmission between moving or static structures. High-quality connecting elements are essential for safety, performance, and long-term durability in demanding applications.

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PIN - 81437020019 suitable for MAN D engines

PIN - 81437020019 suitable for MAN D engines

Robust Connecting Element for Your EnginesDiscover the pin with the comparison number 81437020019. This essential connecting element is specifically designed as an OEM replacement part and offers a precise fit. Weighing only 0.29 kg, this pin combines lightness and robustness, which is crucial for the optimal performance of engines.

SPACER - 81436402192 suitable for MAN D engines

SPACER - 81436402192 suitable for MAN D engines

Spacer for Efficient Engine SolutionsDiscover our spacer with the comparison number 81436402192, specially designed for MAN D engines. This product is an essential connecting element that ensures the smooth operation of your engines. Weighing 1.77 kg, it provides the stability you expect from an OEM replacement part.Precision Fit for MAN D EnginesThe spacer is suitable for MAN D engines and has been manufactured under the highest quality standards. This precision is crucial for applications in marine and stationary environments. Utilize our OEM replacement part to maximize your engines' performance and promote their longevity.

SPACER - 81436400195 suitable for MAN D engines

SPACER - 81436400195 suitable for MAN D engines

Precise Solution: Spacer Compatible with MAN DThe spacer with the comparison number 81436400195 is an essential connecting element specifically designed to meet the demands of engines. Weighing only 0.29 kg, this OEM spare part offers an ideal solution for marine and stationary applications. It stands for reliable performance and selected quality, allowing your machines to operate efficiently.Optimal Fit for MAN D EnginesThis spacer is compatible with MAN D engines, ensuring perfect integration into your existing systems. Thanks to its precise manufacturing from suitable materials, the product meets the strict requirements demanded in engine applications. Trust in the quality and durability of our OEM spare parts to keep your engines in top condition.

THRUST PAD - 81436400114 suitable for MAN D engines

THRUST PAD - 81436400114 suitable for MAN D engines

Thrust pad with comparison number 81436400114Discover the thrust pad with the comparison number 81436400114, a reliable and compatible OEM spare part specifically designed for the requirements of MAN D engines. Weighing only 0.02 kg, this thrust pad ensures excellent fit and optimal performance of your engines.Outstanding quality and fitThe product is designed for MAN D engines and meets the highest industry standards. This OEM spare part ensures that your engine operates efficiently and enables long operating times. Rely on the quality associated with the comparison number 81436400114 to secure reliable engine performance.

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THRUST PAD - 81436400077 suitable for MAN D engines

THRUST PAD - 81436400077 suitable for MAN D engines

Precise Connecting Elements for Your ApplicationsDiscover our thrust pad, which is offered under the comparison number 81436400077. This connecting element belongs to the category of OEM spare parts and meets the highest quality standards. It has been carefully designed to fit MAN D engines, ensuring an optimal fit and smooth functionality. Weighing only 0.02 kg, it is ideal for various applications.Stringent Controls for Reliable ProductsAt MOPA Motorparts, we place great importance on internal controls during the manufacturing of our products. Our thrust pad, comparison number 81436400077, is produced according to strict quality guidelines. Through precise processing, this OEM spare part provides the reliability and durability you need for your MAN D engines.

Sale price: €14.00Regular price:€15.56(10% saved)
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SPACER - 81436300079 suitable for MAN D engines

SPACER - 81436300079 suitable for MAN D engines

SPACER with the comparison number 81436300079 suitable for MAN D engines

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THRUST PAD - 81436130049 suitable for MAN D engines

THRUST PAD - 81436130049 suitable for MAN D engines

Thrust pad with comparison number 81436130049Discover our premium thrust pad, marked with the comparison number 81436130049. This OEM replacement part impresses with excellent quality and precise fit, suitable for MAN D engines. Weighing only 0.02 kg and featuring a thoughtful design, this product is ideal for demanding applications in marine and stationary use, as well as for locomotives.

Sale price: €6.90Regular price:€7.67(10% saved)
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THRUST PAD - 81436130030 suitable for MAN D engines

THRUST PAD - 81436130030 suitable for MAN D engines

Thrust pad with comparison number 81436130030 – Your reliable replacement partDiscover our unique thrust pad, which is listed under the comparison number 81436130030. This OEM replacement part is suitable for MAN D engines and offers good functionality. Weighing only 0.02 kg, the thrust pad impresses with its high quality and precision fit, making it the optimal choice for your requirements.Suitable for MAN D engines – Optimal performance for your applicationsOur thrust pad is specifically designed to work precisely with MAN D engines. Through strict internal control procedures, we ensure that this OEM replacement part meets the high standards in marine and stationary applications. Over 25 years of experience in the industry is reflected in the quality of our products.

Sale price: €19.14Regular price:€21.27(10% saved)
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SPRING CAP - 81434315021 suitable for MAN D engines

SPRING CAP - 81434315021 suitable for MAN D engines

Quality of the Spring Cap Suitable for MAN D EnginesDiscover the Spring Cap with the reference number 81434315021, an essential part suitable for MAN D engines. This OEM replacement part combines high quality and durability, which are necessary for the efficient operation of your engines. Weighing 4.19 kg, this Spring Cap is the ideal connecting element to meet your requirements.OEM Replacement Part for Your ProjectsOur Spring Cap, marked with the reference number 81434315021, ensures optimal connections in your engines. Suitable for MAN D engines, this product is designed to enhance operational efficiency and minimize downtime. Rely on OEM replacement parts that meet the highest industrial standards.

SPRING CAP - 81434315020 suitable for MAN D engines

SPRING CAP - 81434315020 suitable for MAN D engines

Spring cap with comparison number 81434315020Discover our OEM replacement part, the spring cap with the comparison number 81434315020, suitable for MAN D engines. This connecting element is crucial for the performance and reliability of your engine. Weighing 4.18 kg, the spring cap provides stability and optimal functionality for your diesel or gas engine.

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SPRING CAP - 81434315017 suitable for MAN D engines

SPRING CAP - 81434315017 suitable for MAN D engines

Premium Product Suitable for MAN D EnginesDiscover the OEM replacement part Spring cap with the comparison number 81434315017. This connecting element is essential for all applications in marine and stationary supply. Weighing 4.37 kg, this Spring cap offers outstanding manufacturing quality and ensures that all components of the MAN D engines work together efficiently.

Sale price: €810.69Regular price:€900.77(10% saved)
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SPRING CAP - 81434315016 suitable for MAN D engines

SPRING CAP - 81434315016 suitable for MAN D engines

Optimal Product: Spring Cap Suitable for MAN D EnginesDiscover our Spring Cap, an essential connecting element specially designed for applications in MAN D engines. With the comparison number 81434315016, this product ensures that you make the right choice when it comes to quality and durability. This Spring Cap is designed to optimize the efficiency and performance of your engines.

Sale price: €844.27Regular price:€938.08(10% saved)
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SPRING CAP - 81434315009 suitable for MAN D engines

SPRING CAP - 81434315009 suitable for MAN D engines

Robust Spring Cap OverviewDiscover the spring cap with the comparison number 81434315009, an important connecting element specifically designed for MAN D engines. Weighing 4.65 kg, this product offers crucial stability and supports optimal performance of engines in maritime and stationary applications. It is an essential OEM spare part that keeps your engines running reliably.

Sale price: €906.63Regular price:€1,007.37(10% saved)
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SPRING CAP - 81434315005 suitable for MAN D engines

SPRING CAP - 81434315005 suitable for MAN D engines

OEM Replacement Part: Spring Cap with Comparison Number 81434315005Discover the unique Spring Cap, comparison number 81434315005, which provides an optimal solution for engines. This product is specifically designed for applications where reliability and strength are required. Weighing 4.35 kg, this Spring Cap delivers the performance you expect from a professional OEM replacement part.Suitable for MAN D EnginesThe premium product is suitable for MAN D engines and has been developed with a focus on durability and precision. It is manufactured according to strict OEM standards to provide you with top-notch quality and ensure ideal functionality for your diesel and gas engines.

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BUSH 30X36X97-CUZN40AL2-F59 - 81434200001 suitable for MAN D engines

BUSH 30X36X97-CUZN40AL2-F59 - 81434200001 suitable for MAN D engines

Reliable Bush 30x36x97-cuzn40al2-f59Discover our Bush 30x36x97-cuzn40al2-f59, a high-quality product designed specifically for MAN D engines. With the comparison number 81434200001, identifying the correct OEM replacement part is a breeze. Weighing only 0.24 kg, this product offers the perfect combination of functionality and lightweight design.

Sale price: €13.29Regular price:€14.77(10% saved)
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BUSH - 81433160021 suitable for MAN D engines

BUSH - 81433160021 suitable for MAN D engines

Reliable Bush for Demanding ApplicationsDiscover our bush with the comparison number 81433160021, an essential connecting element designed specifically for the requirements of engines. This bush impresses with its robust design and a weight of 0.52 kg, ensuring its reliability under various conditions. It is the optimal product for your needs for spare parts and provides a precise fit.

Sale price: €180.37Regular price:€200.41(10% saved)
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PIN - 81433150009 suitable for MAN D engines

PIN - 81433150009 suitable for MAN D engines

Robust Pin for Versatile ApplicationsDiscover the reliable product with the comparison number 81433150009, which serves as a pin in the category of connecting elements. This OEM replacement part is specifically designed for use in engines and is ideal for many applications in the industry.Suitable for MAN D EnginesThis pin is precisely developed for MAN D engines and offers a perfect fit. Weighing 1.84 kg, this OEM replacement part represents an optimal solution to efficiently enhance the performance of your engines. Trust that our product meets the highest standards.

Sale price: €120.43Regular price:€133.81(10% saved)
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BUSH 42E7X49D9X18-ST35 - 81432610003 suitable for MAN D engines

BUSH 42E7X49D9X18-ST35 - 81432610003 suitable for MAN D engines

Attractive OEM Spare PartDiscover the Bush 42e7x49d9x18-st35, a premium product specifically designed for MAN D engines. With the comparison number 81432610003, you receive an OEM spare part that offers durability and high reliability.Perfect Fit for Your EnginesWeighing only 0.06 kg, the Bush 42e7x49d9x18-st35 impresses with its compact design. This OEM spare part is the ideal choice for anyone looking for replacement components suitable for MAN D engines, all at attractive prices.

BALL JOINT - 81432255008 suitable for MAN D engines

BALL JOINT - 81432255008 suitable for MAN D engines

Versatile Ball Joint for Demanding EnginesDiscover our premium ball joint, known by the comparison number 81432255008. This product is an essential connecting element that is ideal for the requirements of versatile engines. Weighing 2.34 kg, it offers robustness and reliability for your applications.Quality from OEM Replacement PartsThe ball joint is an OEM replacement part, allowing you to trust in the highest quality and precision. This replacement part is suitable for MAN D engines and ensures that your machines operate efficiently. Rely on our experience in providing replacement parts for your diesel and gas engines.

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PIN - 81429055002 suitable for MAN D engines

PIN - 81429055002 suitable for MAN D engines

Precise Pin Replacement Part for Reliable PerformanceDiscover our pin replacement part with the comparison number 81429055002, designed to achieve an optimal connection in engines. This OEM replacement part is suitable for MAN D engines and impresses with precise craftsmanship and durability. As part of our group of connecting elements, we present you a product that meets the highest quality standards.

Sale price: €134.95Regular price:€149.94(10% saved)
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PIN - 81429050003 suitable for MAN D engines

PIN - 81429050003 suitable for MAN D engines

Robust Connecting Element for Demanding ApplicationsOur product, the Pin with the comparison number 81429050003, offers a reliable solution for industrial machines. Suitable for MAN D engines, this part ensures the necessary stability and safety over long operating times. Weighing 4.2 kg, it proves to be a robust connecting element that excels in challenging environments.OEM Spare Parts for Top PerformanceWe exclusively distribute OEM spare parts that meet strict quality standards. The Pin 81429050003 is an OEM spare part specifically designed for engines that rely on the performance of MAN D engines. Rely on the durability and high functionality that our product provides.

Sale price: €234.88Regular price:€260.98(10% saved)
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BUSH - 81429020424 suitable for MAN D engines

BUSH - 81429020424 suitable for MAN D engines

Reliable Bush: Your Essential OEM Spare PartDiscover the bush (comparison number 81429020424), an efficient product that is categorized under connecting elements. This OEM spare part is suitable for MAN D engines and offers excellent fit and durability for your engines.Technical Precision: Suitable for MAN D EnginesThe bush with the comparison number 81429020424 is designed to fit MAN D engines. At MOPA Motorparts, we place special emphasis on the quality of our OEM spare parts, so you can rely on the performance and reliability of your engines.

Sale price: €13.57Regular price:€15.08(10% saved)
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BUSH - 81429020413 suitable for MAN D engines

BUSH - 81429020413 suitable for MAN D engines

Bush suitable for MAN D enginesDiscover the bush with the comparison number 81429020413, an essential OEM spare part for engines in marine and stationary applications. This product offers the highest quality and durability to optimize the performance of your machines.OEM spare parts for the highest demandsThe OEM spare part is suitable for MAN D engines and stands for reliability and precision. With the comparison number 81429020413, you receive a product that keeps your engines running efficiently, allowing you to always get the best out of your technology.

Sale price: €2.35Regular price:€2.61(10% saved)
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BUSH - 81427100070 suitable for MAN D engines

BUSH - 81427100070 suitable for MAN D engines

Quality Product: Bush suitable for MAN D enginesThe bush with the comparison number 81427100070 is an essential OEM spare part that meets the highest standards. This product is suitable for MAN D engines and offers an optimal fit. Choosing OEM spare parts ensures you trust in the performance and robustness for your applications.

Sale price: €53.73Regular price:€59.70(10% saved)
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Function and benefits

Used across a wide range of applications, connecting elements form the mechanical link between components such as housings, shafts, brackets, or pipes. A well-designed connecting piece or assembly ensures:

  • Secure connection with high mechanical strength
  • Precise alignment of engine or machine components
  • Resistance to vibration, temperature, and environmental stress

Especially in engine systems, each connecting part must maintain tight tolerances to prevent misalignment, leakage or stress-related damage.

Applications and types

Connecting pieces can include flanges, couplings, clamps, threaded adapters or bushings – depending on the system and function. In engines, they are often used between cylinder heads and manifolds, pumps and piping, or sensors and control housings. Connecting parts may also be part of flexible or modular assembly systems, allowing for quick maintenance or customization.

Materials and availability

Connecting elements are typically made from stainless steel, aluminum, brass, or high-performance polymers – selected based on load, media, pressure and temperature requirements. Corrosion resistance, weight and sealing properties are crucial in marine or chemical environments. We offer OEM-connecting pieces for MTU, MAN, Deutz, Volvo Penta and MWM engine systems – with fast delivery and industrial-grade quality.

Connecting elements for industrial and marine engines – suitable for MTU, Deutz, MAN, Volvo Penta and MWM – replacement parts

FAQ

What are connecting elements used for?
Connecting elements are used to join mechanical components together in a stable, secure and functional way. They transmit force, enable movement or sealing, and maintain alignment in engines and industrial assemblies.

How do I choose the right connecting piece?
The right connecting piece depends on the application, pressure, material compatibility, and dimensional fit. Consider mechanical load, temperature range, and corrosion exposure when selecting a component.

Are connecting parts standardized?
Many connecting parts follow international standards (e.g. DIN, ISO) for threads, flanges and couplings, but specific systems or engines may require OEM-specific elements. Always check compatibility with the system in use.

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