Fittings – connection components for engines & systems
Fittings are essential elements in engine systems, industrial machinery and marine environments. As mechanical connection points, they ensure tight, durable and vibration-resistant links between components. Whether you're dealing with marine fittings for boats or engine fittings for industrial motors, high-quality fittings are critical for maintaining operational safety and performance.
SCREW-FITTING UNION - 81307530001 suitable for MAN D engines
Screw-fitting union – Suitable for MAN D enginesDiscover the screw-fitting union with the comparison number 81307530001, an essential spare part specifically required for use in engines. This fitting is suitable for MAN D engines. Weighing just 0.053 kg, it provides an efficient solution for your technical requirements, ensuring smooth operation of your engines.Reliable spare parts for your enginesOur product line consists exclusively of spare parts that meet the highest standards. The screw-fitting union with the comparison number 81307530001 is the perfect selection criterion for those who value quality. As a second-generation family-owned company, we are proud to offer you top-quality products that are reliable and durable.
ARMATURE - 81286016034 suitable for MAN D engines
Armature with comparison number 81286016034Discover our replacement part armature with the comparison number 81286016034, an essential component for your fitting for MAN D engines. Weighing 0.37 kg, this armature belongs to the group of Fittings and armatures and ensures maximum efficiency in your operation.
UNION - 81264830033 suitable for MAN D engines
Union with Comparison Number 81264830033Discover the Union (Comparison Number: 81264830033), an outstanding OEM spare part designed specifically for MAN D engines. This spare part not only ensures optimal performance but also reliable functionality in demanding applications.Professional OEM Spare Parts for Maximum EfficiencyThe comparison number 81264830033 identifies this essential component. Our selection includes over 1 million OEM spare parts that are ideal for marine and stationary use. Trust in quality and precision.
UNION - 81264830021 suitable for MAN D engines
Versatile OEM Replacement Part for Demanding EnginesDiscover the Union, comparison number 81264830021, an essential component designed for MAN D engines. With a minimal weight of only 0.006 kg, this OEM replacement part is optimized for use in marine and stationary applications. Rely on quality that reflects in the durability and reliability of these components.Precision and Reliability in Every DetailOur Union, comparison number 81264830021, not only ensures excellent fitment but also undergoes targeted development to meet the requirements suitable for MAN D engines. Each OEM replacement part goes through stringent internal controls to ensure that you receive only top-quality products.
UNION - 81264830020 suitable for MAN D engines
Precise Replacement Element: Union for Engines Discover the union with the comparison number 81264830020, a precise product that is ideal for the functionality of your engines. This OEM replacement part in the category Fittings and armatures ensures that all connections work together optimally. Weighing only 0.001 kg, the union is lightweight yet robust.Rely on Quality from OEM Production This union is suitable for MAN D engines and offers the quality you expect from an OEM replacement part. Unlike aftermarket parts, which often do not provide the necessary reliability, this OEM replacement part ensures the longevity and efficiency that are crucial for the operation of your engines.
UNION - 81264830019 suitable for MAN D engines
Quality Product for Reliable EnginesDiscover our top-quality product with the comparison number 81264830019, an essential component for the operation of your engines. This spare part belongs to the category Fittings and armatures and is characterized by a perfect fit. It is specifically designed to be compatible with MAN D engines, ensuring smooth operation.Lightweight for Easy InstallationWeighing only 0.002 kg, the Union can be easily installed without adding extra strain. Rely on this OEM spare part, which is suitable for marine and stationary applications. It has been manufactured to fit MAN D engines and offers you durability and reliable function.
REDUCING UNION - 81264830013 suitable for MAN D engines
Reducing union suitable for MAN D enginesThe reducing union with the comparison number 81264830013 is an OEM replacement part specifically designed for MAN D engines. This precisely manufactured component ensures an optimal connection and support during engine operation, whether in marine or stationary use. Weighing only 0.002 kg, the reducing union combines lightness and robustness, making it ideal for sustainable applications.Efficient use of OEM replacement partsOur product group includes numerous fittings and armatures that ensure efficient use and reliable performance of engines. The reducing union is an excellent example of how suitable accessories for MAN D engines can significantly influence the performance and longevity of your devices. Trust in our expertise and the quality of our OEM replacement parts.
UNION - 81264830011 suitable for MAN D engines
Precise Spare Part: Union, Comparison Number 81264830011Discover our product, the Union with comparison number 81264830011, which is specifically designed for engines compatible with MAN D engines. This OEM spare part belongs to the category Fittings and armatures and impresses with precise workmanship as well as reliable functionality, which is essential for the optimal operation of your engines.
ARMATURE - 81264040005 suitable for MAN D engines
Innovative Solution: Armature 81264040005Discover the Armature 81264040005, an indispensable spare part compatible with MAN D engines. Weighing 1.015 kg, the armature ensures that your engines operate optimally, especially in demanding environments such as the marine and stationary industries.
ARMATURE - 81262036019 suitable for MAN D engines
Reference Number 81262036019: Armature for MAN D EnginesThe product with reference number 81262036019 is an armature, an essential component suitable for MAN D engines. This OEM spare part belongs to the article group Fittings and armatures and features precise dimensions of 25.5 cm length and width as well as a height of 8.1 cm with a weight of 4.946 kg. These exact measurements ensure an optimal fit for engines compatible with MAN D series 331 and D2842 as well as engine types 12V331TC92 and D2842LE405.Product Description of the OEM Spare Part Suitable for MAN D EnginesThis product is an OEM spare part suitable for MAN D engines and meets the specific requirements of the manufacturer. OEM spare parts are characterized by their exact adaptation to the technology of the engines. The armature suitable for MAN D series and engine types provides reliable function and reduces the risk of operational faults caused by fit inaccuracies that can occur with aftermarket alternatives.
ARMATURE - 2004005074 suitable for Bosch engines
Reference Number 2004005074 Suitable for Armature Suitable for MAN D EnginesThe product with the reference number 2004005074 is an armature, specifically designed to be suitable for MAN D engines. It fits the series 331 and D2842 and is compatible with engine types such as 12V331TC92 and D2842LE405. As an OEM replacement part, this armature meets the highest standards in precision and fit. The workmanship corresponds to the technical standards required for reliable operation of MAN D engines.Product Details of the Armature Reference Number 2004005074 Suitable for MAN D SeriesThe armature product with the reference number 2004005074 has compact dimensions of 25.5 cm length and width as well as a height of 8.1 cm and weighs 4.946 kg. These dimensions allow for precise and stable integration into the engines. The component is suitable for the manufacturer MAN D and is ideal for the aforementioned series and engine types. It belongs to the article group Fittings and armatures and is an essential replacement part suitable for engines used in industrial sectors.
ARMATURE - 2004005024 suitable for Bosch engines
Reference Number 2004005024 – Product Suitable for MAN D EnginesThe product with reference number 2004005024 is an armature designed as an OEM replacement part suitable for MAN D engines. This replacement part is precisely matched and appropriate for applications compatible with the 331 series as well as the 12V331TC92 engine type. Additionally, the armature is suitable for use with the D2842 series and engine type D2842LE405.Armature with Reference Number 2004005024 Suitable for MAN D ManufacturerWeighing 4.946 kilograms, the armature belongs to the article group Fittings and armatures. The dimensions of 25.5 cm in length and width, as well as 8.1 cm in height, are specifically tailored to engines compatible with MAN D. This OEM replacement part meets the requirements for durable and long-lasting components in the field of stationary and marine engine systems.
ARMATURE - 81262036007 suitable for MAN D engines
Robust Armature for Your RequirementsDiscover our armature, an excellent product specifically designed for the requirements of MAN D engines. With the comparison number 81262036007, this armature offers optimal support and performance. It combines top-notch craftsmanship with reliability and is a non-binding spare part for demanding applications in marine and stationary use.
ARMATURE - 2004005151 suitable for Bosch engines
Armature with Comparison Number 2004005151Discover our armature, known by the comparison number 2004005151. This product belongs to the article group Fittings and armatures and is suitable for MAN D engines. Weighing 5.42 kg, this armature ensures reliable performance designed for demanding applications in marine and stationary engines.
ARMATURE - DAN116L96Z suitable for Bosch engines
Armature suitable for MAN D enginesPresent the Armature with the comparison number DAN116L96Z – an essential element for the performance of your MAN D engines. This OEM spare part comes from the category Fittings and armatures and offers outstanding functionality in diesel and gas engines, as well as for marine and stationary applications.Quality of OEM spare parts for enginesThe OEM spare part weighs 4.786 kg and ensures long-term usability through its excellent craftsmanship. Every spare part we offer is suitable for the specific requirements of your MAN D engines and contributes to optimizing performance. Rely on the best standards for your engines.
ARMATURE - 81262036003 suitable for MAN D engines
Quality and Performance: Armature for MAN D EnginesDiscover the premium OEM spare part armature, suitable for MAN D engines. With the comparison number 81262036003, we offer you a perfect fit and functionality for your applications in marine or stationary use. The product weighs 4.786 kg and ensures stability to keep your machines in optimal condition.Rely on our OEM Spare PartsAs a provider of OEM spare parts, we ensure that you receive only the best components for your engines. The comparison number 81262036003 indicates that our armature is precisely compatible and meets the highest quality standards recognized in the industry. Choose our product, specifically designed for demanding environments.
ARMATURE - 2004005904 suitable for Bosch engines
Robust Product – Your ArmatureDiscover the armature with the comparison number 2004005904, a top-tier product specifically designed for the fittings and armatures group. This OEM replacement part is specifically suitable for MAN D engines and ensures optimal performance. With a weight of 4.786 kg, this armature impresses with its strength and durability, making it ideal for marine and stationary applications.Reliable Quality for Your NeedsAt MOPA Motorparts, we take pride in offering OEM replacement parts in original equipment manufacturer quality. Our products are designed to provide high efficiency for your engines, particularly the MAN D engines. The armature, tailored to your requirements, significantly contributes to the performance of your engines.
ARMATURE - 81262030005 suitable for MAN D engines
Armature of Choice: Comparison Number 81262030005Discover the armature with the comparison number 81262030005, which is ideally suited for MAN D engines. This spare part belongs to the group of Fittings and armatures and offers outstanding performance for marine and stationary use. Weighing only 0.03 kg, this product impresses with its efficiency and reliability.Quality & Longevity for Your ApplicationsAs a provider of more than 1 million spare parts, we ensure the quality and longevity of our products. Our comparison number 81262030005 not only offers high compatibility but also meets the strict standards required in the industry. Rely on dependable solutions to keep your engines running at their best.
FLANGED UNION - 81261200021 suitable for MAN D engines
Reliable Flanged Union: Comparison Number 81261200021Discover our top-quality product, the flanged union with comparison number 81261200021. This OEM spare part offers excellent quality and is perfectly suited for creating a secure connection in various engine systems. The flanged union weighs 0.34 kg and meets the requirements in demanding environments.
FLANGED UNION - C120601039A suitable for Bosch engines
Precision and Quality: Flanged Union in DetailDiscover the flanged union with the reference number C120601039A – an indispensable OEM spare part, compatible with MAN D engines. Manufactured with the utmost precision, this fittings and armatures item offers the reliability you need for the operation of your engines. The product weighs only 0.23 kg, making it both lightweight and robust.Reliability Through Internal ControlsThanks to strict internal controls during production, our flanged union meets the highest quality standards. The reference number C120601039A stands for complete traceability and the assurance that you receive a product that meets the requirements of MAN D engines. Trust in our experience in the field of OEM spare parts.
FLANGED UNION - 81261200020 suitable for MAN D engines
Flanged Union: Optimal QualityDiscover our flanged union with the comparison number 81261200020. This reliable OEM spare part is the perfect solution for your needs in drive technology. Specifically designed to be optimally integrated into engines, this product ensures that you can achieve the best performance from your systems. Rely on products that are crucial for the high performance of engines.
FLANGED UNION - 2125702009 suitable for Bosch engines
Flanged Union for Efficient Engine SolutionsThe flanged union with the comparison number 2125702009 is a reliable OEM replacement part that perfectly fits your MAN D engines. Weighing only 0.23 kg, this product offers an efficient solution for your requirements. This quality makes it the ideal choice for applications in marine and stationary engineering, as well as in locomotives.Suitable for MAN D EnginesOur flanged union is specifically designed and suitable for the requirements of MAN D engines. As part of the fittings and armatures category, this OEM replacement part meets the highest standards. It ensures a robust connection and optimizes the performance of your engines by ensuring long-term functionality.
UNION - 81261200013 suitable for MAN D engines
Reliable Product – Union with Comparison Number 81261200013Discover our reliable product: the Union with the comparison number 81261200013, which perfectly fits into the category of Fittings and armatures. This OEM replacement part weighs only 0.115 kg and is specially designed to fit MAN D engines, meeting your needs for quality and precision.
T-FITTING - 81259400259 suitable for MAN D engines
Efficient T-Fitting for Your ApplicationsDiscover our T-fitting (comparative number: 81259400259), an important OEM replacement part in the field of fittings and armatures. Weighing only 0.03 kg, this T-fitting is ideally suited for applications compatible with MAN D engines and ensures reliable performance. Each product is made from high-quality materials and tested to provide you with the quality you expect.Suitable for MAN D EnginesThe T-fitting is specifically designed for MAN D engines, giving you the assurance that it can be optimally integrated into your system. As an OEM replacement part, this component meets the stringent requirements you can expect from a manufacturer. Rely on the durability and functionality of this critical product.
Function and benefits
Fittings serve as interfaces between hoses, pipes, housings and mechanical units. In engine systems, reliable engine fittings guarantee that fluids, gases and mechanical forces are securely transferred. Typical benefits of using precision-engineered fittings include:
- Secure and leak-free connections even under high pressure
- Resistance to corrosion, vibration and thermal stress
- Compatibility with various systems – from engines to pumps and cooling circuits
In marine environments, fittings must additionally withstand saltwater exposure and continuous load changes, making marine fittings a category of their own in terms of robustness and reliability.
Types and applications of engine and marine fittings
The category of fittings includes threaded connectors, quick couplings, hose connectors, elbows and T-pieces. Depending on the application, these are used in fuel systems, lubrication circuits, hydraulic control systems or exhaust units. In marine settings, boat fittings must also meet international safety and classification standards.
Engine fittings are commonly integrated in high-load environments such as diesel engines, gas turbines and power units. These fittings must be both dimensionally precise and material-optimized to support system pressure and dynamic loads.
Materials and design features
Fittings are typically made from stainless steel, brass, aluminum or composite materials. In some cases, coatings are applied to improve resistance to corrosion or abrasion. Boat fittings, in particular, are often anodized or sealed for protection against marine conditions.
Advanced design features such as O-ring grooves, reinforced walls or vibration dampers improve the safety and lifespan of engine fittings. Depending on the system, fittings may also be part of quick-connect modules or modular armature systems used in motors and armatures.
Replacement and availability
Over time, fittings can become worn or corroded, especially in aggressive environments or under constant pressure. For safety-critical systems such as marine engines, timely replacement is crucial. We supply a broad range of fittings suitable for MTU, Deutz, MAN, Volvo Penta, and MWM engine types.
Whether you're working with engine fittings, boat fittings or components related to motors and armatures, our warehouse ensures fast availability and OEM-level compatibility. Each engine armature or connection unit is carefully selected for durability and ease of installation.
Questions and answers
What is fittings?
Fittings are mechanical components used to connect pipes, hoses or structural elements in engines, industrial systems and marine applications. They are designed to ensure tight, secure and durable connections and are available in many shapes, sizes and materials.
How do fittings work?
Fittings work by mechanically joining two components, often using threads, clamps or pressure seals. In engines and motors, engine fittings maintain the integrity of fluid and air systems, while in boats and ships, marine fittings are essential for safe and corrosion-resistant connections. In the context of motor armatures, fittings help align and stabilize moving parts within dynamic systems.