Bolt and screw – solutions for marine & industrial
Every engine relies on a secure and vibration-resistant fastening system. A high-quality bolt and screw setup holds together engine blocks, manifolds, and accessories across diesel, gas, and marine systems. In industrial applications, engine screws and motor bolts provide structural stability, resist thermal cycling, and support precision alignment. For marine use, corrosion-resistant marine bolt and marine screws ensure lasting safety even in harsh saltwater environments.
Choose from following:
SCREW PLUG - 85500001136 suitable for MAN D engines
Screw plug with comparison number 85500001136Discover the screw plug with the comparison number 85500001136, specifically designed as an OEM replacement part. This product offers optimal fit and reliability, making it an indispensable component for the operation of your engines.Suitable for MAN D enginesOur screw plug is suitable for MAN D engines and meets the highest quality standards. As an OEM replacement part, it ensures a perfect fit and durability – ideal for maritime and stationary applications. Rely on quality features specifically developed for your requirements.
STUD - 85500001106 suitable for MAN D engines
Excellent Stud with Comparison Number 85500001106 Discover the stud with comparison number 85500001106, specifically designed to meet the highest demands in engine technology. This OEM replacement part ensures an exact fit and optimal performance in connection with engines suitable for MAN D engines.Reliable Connection for MAN D Engines The stud is offered as a reliable component, suitable for MAN D engines. Weighing only 0.1 kg, it is ideal for marine and stationary applications and is characterized by its high functionality. Rely on quality and safety in your engine technology with this top-notch product.
THREADED ROD - 85482408001 suitable for MAN D engines
Precise Threaded Rod – Quality That ConvinceDiscover the threaded rod with comparison number 85482408001, specifically designed to be a perfect fit for MAN D engines. This OEM replacement part is part of our article group screws and ensures a perfect fit for many applications in marine and stationary engines as well as locomotives.Lightweight with Excellent WorkmanshipWeighing only 0.03 kg, this threaded rod combines user-friendliness with high precision. It provides the reliability you need for your engine. Rely on this OEM replacement part to optimize the performance of your engines.
SCREW PLUG - 85400010062 suitable for MAN D engines
Precision Screw Plug with Comparison Number 85400010062Discover the screw plug, comparable to number 85400010062, specifically designed for MAN D engines. This OEM replacement part offers an optimal fit and outstanding performance for your applications.Reliable OEM Replacement Parts for Your EnginesOur screw plug is an essential OEM replacement part that is crucial for the maintenance of your engines. Rely on the high quality that you expect from an OEM manufacturer.
FITTING BOLT - 85400009923 suitable for MAN D engines
Indispensable Fitting Bolt – Spare Part for Your EnginesDiscover the fitting bolt with the comparison number 85400009923 – an essential spare part that has been specifically developed in the group of screws. This fitting bolt is suitable for MAN D engines and offers the highest precision in your technical application. Rely on a product that meets the strict OEM standards, promoting reliability and efficiency.Precision for MAN D EnginesWeighing only 0.13 kg, the fitting bolt impresses with its light yet robust design. These features are crucial for optimizing the functionality of the engines. The comparison number 85400009923 makes it easy to identify the right spare part and ensure your installation always runs smoothly.
SCREW/BOLT - 85400009785 suitable for MAN D engines
Excellent screw/bolt suitable for MAN D enginesThe screw/bolt with the comparison number 85400009785 is an essential component for the reliable operation of your MAN D engines. As an OEM replacement part, this product offers an exact fit and convincing quality that you can expect from a manufacturer.Diverse selection of OEM replacement partsOur range includes over 1 million OEM replacement parts, including the screw/bolt with the comparison number 85400009785. All parts are suitable for various engines, ensuring you have the necessary flexibility and efficiency in your procurement. Whether for marine or stationary applications, you will find the right product with us.
HEXAGON BOLT - 85400009723 suitable for MAN D engines
Quality Product with Comparison Number 85400009723Discover the hexagon bolt with the comparison number 85400009723, an essential OEM replacement part that is seamlessly compatible with MAN D engines. This bolt ensures optimal performance and durability in your engine operation.Suitable for MAN D EnginesThe hexagon bolt, suitable for MAN D, meets the highest reliability standards. As a second-generation family business, we are proud to offer you products specifically designed to optimally support your engines.
SCREW/BOLT - 85400009557 suitable for MAN D engines
Precise OEM Replacement Part – Your SolutionDiscover the screw, comparison number 85400009557, which is ideally suited for your needs. This OEM replacement part provides you with the quality you can expect from manufacturers. Our screw is a crucial component that reliably supports the performance of your systems and ensures their longevity.
SET SCREW - 85400009354 suitable for MAN D engines
Precise Set Screw with Comparison Number 85400009354Discover our precise set screw with comparison number 85400009354, suitable for MAN D engines. This set screw, which belongs to the category of screws, offers you the reliability and safety you need in demanding applications.OEM Quality for Your RequirementsManufactured as an OEM replacement part, this set screw ensures the perfect fit and functionality for engines in marine types and stationary applications. With this replacement part, you achieve optimal performance of the engines.
SET SCREW - 85400009335 suitable for MAN D engines
Set Screw for Efficient EnginesDiscover the set screw with the comparison number 85400009335, a reliable product specifically designed for optimizing engines. This spare part from the category screws meets the requirements for many applications.
CYLINDER SCREW - 85400009334 suitable for MAN D engines
Cylinder screw suitable for MAN D enginesDiscover our OEM replacement part, the cylinder screw with the comparison number 85400009334, suitable for MAN D engines. This product ensures a precise fit and high reliability for your engines. Rely on quality and performance – the cylinder screw is an essential component in your engine operations.Quality of OEM replacement partsThe cylinder screw meets the standards of Original Equipment Manufacturer (OEM). As an OEM replacement part, it offers the quality you need for your engines. With the comparison number 85400009334, you receive a product specifically designed for the requirements of MAN D engines, thus extending the lifespan of your engines.
CYLINDER SCREW - 85400009333 suitable for MAN D engines
Cylinder screw with comparison number 85400009333The cylinder screw with the comparison number 85400009333 is an OEM replacement part that can be optimally used for the needs in demanding engines. This product impresses with its excellent quality and provides a secure connection for applications in marine and stationary areas.Advantages of OEM replacement partsOur cylinder screw is compatible with MAN D engines and belongs to the group of screws. OEM replacement parts offer a precise fit and durability that are crucial for professionals expecting the highest standards. Compared to aftermarket solutions, our parts offer significant advantages in functionality.
CYLINDER SCREW - 85400009332 suitable for MAN D engines
Cylinder Screw: Your Reliable ProductDiscover the cylinder screw with the comparison number 85400009332, an important part for your engines. This cylinder screw can be used for MAN D engines and ensures optimal performance and durability due to its high quality.Suitable for MAN D EnginesOur cylinder screw is an indispensable part that has been carefully developed to be suitable for MAN D engines. With the comparison number 85400009332, you receive a product that you do not want to miss in your technical equipment.
HEXAGON BOLT - 85400009331 suitable for MAN D engines
Robust Hexagon Bolt: Comparison Number 85400009331Discover our Hexagon bolt, which is listed under the comparison number 85400009331. This OEM spare part is ideally suited to support the performance of your engines and is perfect for your specific requirements.
HEXAGON BOLT - 85400009330 suitable for MAN D engines
Hexagon Bolt with Comparison Number 85400009330Discover the Hexagon bolt with comparison number 85400009330, an essential product for your engines. This OEM spare part is excellently tailored to the requirements of MAN D engines and offers outstanding quality and performance.
SCREW/BOLT - 85400008850 suitable for MAN D engines
Precise Screw/Bolt for EnginesDiscover the screw/bolt with the comparison number 85400008850, an essential OEM spare part that ensures the reliable functionality of your engines. Weighing 0.7 kg, these products offer the perfect fit for various requirements. As OEM spare parts, they stand for the highest quality and safety.
STUD - 85400008683 suitable for MAN D engines
Excellent Stud with Comparison Number 85400008683 Discover the stud with comparison number 85400008683, specifically developed as a spare part compatible with MAN D engines. This stud is an essential component to ensure the performance and reliability of your engines. As part of our category of screws, we offer you quality that meets the demands in both marine and stationary applications.
SCREW/BOLT - 85400008662 suitable for MAN D engines
Reliable Screw for Essential EnginesDiscover the screw with the comparison number 85400008662, a reliable replacement part designed for the highest standards. This screw plays an important role in the functionality of your MAN D engines and provides the necessary stability to perform optimally even under extreme conditions. Weighing 0.68 kg, it meets industry requirements for quality and durability.Replacement Parts for MAN D EnginesThis screw is suitable for MAN D engines, ensuring perfect integration into existing systems. You can trust that this product meets the strict standards of the manufacturers. The comparison number 85400008662 represents the quality you expect from a replacement part, ensuring the longevity of your engines.
SCREW/BOLT - 85400008645 suitable for MAN D engines
Excellent Screw/Bolt Suitable for MAN D EnginesDiscover the screw/bolt with the comparison number 85400008645, an essential OEM spare part specifically designed for the needs of engines. This screw/bolt is indispensable for the performance and efficiency of your engine, as it offers the highest precision and reliability.Precise Fit for Your EnginesThe product with the comparison number 85400008645 is suitable for MAN D engines. Weighing only 0.25 kg, this screw/bolt can be easily installed and secures a safe connection. The use of high-quality materials ensures that your engine operates optimally under extreme conditions.
SCREW/BOLT - 85400008642 suitable for MAN D engines
Reliable Screw for Your ApplicationsDiscover the screw with comparison number 85400008642, a crucial OEM spare part specifically designed to reliably support engines. Weighing only 0.24 kg, the screw is ideal for use in various applications. It ensures that your machines operate efficiently with minimal downtime.Outstanding Quality Suitable for MAN DThis product is designed for MAN D engines and meets the high standards required for spare parts in the industry. As an OEM spare part, the screw provides the quality you need for the maintenance and repair of your engines.
SCREW/BOLT - 85400008625 suitable for MAN D engines
Reliable screw for your enginesDiscover the screw with the comparison number 85400008625 – an essential OEM spare part specifically designed for the demands of diesel and gas engines. This screw weighs 0.22 kg and provides an ideal solution to optimize the efficiency of your engines.Suitable for MAN D enginesOur screw is suitable for MAN D engines and meets the highest quality standards. As part of our comprehensive group of OEM spare parts, this product ensures a perfect fit and durability. Trust in these components that have been specially developed to maximize the performance of your engines.
SCREW/BOLT - 85400008612 suitable for MAN D engines
Convincing Screw – Comparison Number 85400008612Discover the screw with the comparison number 85400008612, specifically designed for MAN D engines. This OEM replacement part offers the quality you need in your applications. Weighing 0.36 kg, the screw provides the necessary robustness to support the performance of your engines.Optimal Compatibility for MAN D EnginesOur screw is the ideal product if you are looking for top-notch OEM replacement parts. It ensures that all components of your engines operate smoothly. Trust in the compatibility of the screw suitable for MAN D to maximize the efficiency of your system. Using OEM parts allows you to enjoy smooth and long-term operation.
SCREW/BOLT - 85400008610 suitable for MAN D engines
Robust Screw Suitable for MAN D EnginesDiscover the top-quality screw with the comparison number 85400008610, an essential OEM replacement part that is perfectly suitable for your MAN D engines. This screw is not only robust but also makes a crucial contribution to the functionality of your engine. Weighing only 0.35 kg, it is easy to handle yet durable, making it ideal for use in various applications.OEM Replacement Parts of Top QualityOur screw, which runs under the comparison number 85400008610, belongs to the product group "Screws" and offers you replacement parts suitable for MAN D engines in excellent original equipment quality. Through our strict quality controls, we ensure that you always receive the best for your engines.
HOLLOW SCREW - 85400008270 suitable for MAN D engines
Versatile Hollow Screw for Various ApplicationsThe hollow screw with the comparison number 85400008270 is an essential product for professional applications in the engine industry. This hollow screw provides a reliable connection and is ideal for the demands of challenging projects. Weighing just 0.07 kg, this OEM replacement part is easy to handle and optimally usable.Fits MAN D EnginesThis product is precisely suitable for MAN D engines and ensures that you can count on quality and performance. As an OEM replacement part, the hollow screw meets the highest standards and fulfills the specific requirements of your engines. Rely on the durability and functionality that only such parts can offer.
What are bolts and screws used for in engine systems?
A bolt and screw is used to fasten components under mechanical stress. This includes cylinder heads, pumps, intake manifolds, mounts, and brackets. Engine bolt assemblies require high tensile strength and precise thread profiles to prevent loosening under load. In marine settings, bolts marine configurations include additional corrosion protection through zinc coatings, stainless alloys, or composite heads. Whether for permanent fastening or removable joints, motor screws and bolts form the basis of structural integrity in all engine types.
Function and benefits of bolts and screws in engines
- Secure static and dynamic connections across engine assemblies
- Resist vibration, pressure, and thermal expansion
- Support torque retention and load distribution
- Enable safe disassembly for maintenance and inspection
- Allow modular engine construction with standard sizes
In both land-based and marine power units, engine screws and motor bolt types are selected for load class, material strength, and thread pitch. Using the right bolt and screw combination reduces failure risks and simplifies service procedures.
Types and materials of marine and engine fasteners
- Hex head and flange bolts for structural engine joints
- Socket head motor screws for precision components
- Thread-locking marine screws for hull or motor mounts
- High-strength engine bolt sets with graded coatings
- Marine bolt systems with stainless steel or brass
Bolts marine assemblies often use A4 stainless or Duplex steel, ensuring protection against seawater and galvanic reactions. Motor screws in enclosed spaces may use black oxide or phosphate finishes for corrosion protection and ease of removal. Material selection depends on torque level, accessibility, and contact with fluids or chemicals.
Compatibility and sourcing
We offer fastening solutions suitable for MTU, Deutz, MAN, Volvo Penta, and MWM. Whether you're rebuilding a turbo mount, re-securing an exhaust manifold, or replacing critical head bolts, our bolt and screw range fits a wide variety of marine and industrial engines. We stock bolts by dimension, thread, material, and application group.
Thanks to our well-equipped warehouse and fast delivery options, we offer short lead times and quick availability for both standard and application-specific fasteners.
Use cases in industrial and marine applications
Marine screws are often used for water-cooled exhaust, hull penetrations, and engine bed mounting. Motor bolt sets are required for rotating assemblies and timing covers. Across applications, the right engine bolt and screw setup ensures alignment under thermal expansion and torque loading. For boats, hose adapter brackets, alternators, and gearboxes also require vibration-resistant marine bolt systems with low galling and secure locking.
Buying advantages with us
Our B2B shop provides:
- Fast worldwide shipping via DHL Express
- Material and strength class selection support
- Easy ordering for bulk or precision fasteners
We supply OEM-standard bolt and screw combinations for maintenance, repairs, or assembly upgrades. With practical kit options and single part selection, technicians can easily match specs during overhauls or engine conversions.
Related components to bolt and screw systems
Complementary items often include washers, retaining rings, thread-locking pastes, brackets, and custom spacers. These elements contribute to torque stability and fastener longevity in both mobile and stationary engines. A correct bolt and screw setup is fundamental to safe operation.
Frequently asked questions about bolts and screws
What is a screw?
A screw is a threaded fastener designed to be inserted into material or a pre-threaded hole to hold components together.
What is the difference between a bolt and a screw?
A bolt typically works with a nut and is used through unthreaded holes, while a screw forms its own thread or fits into a tapped hole.