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:
HOLLOW SCREW - 9909908208 suitable for MTU engines
Reliable Hollow Screw for Your RequirementsDiscover the hollow screw with the comparison number 9909908208, an indispensable product. This hollow screw is perfectly suitable for MTU engines and ensures a reliable connection in marine and stationary applications.
HEXAGON BOLT - 9909904907 suitable for MTU engines
Robust Hexagon Bolt for Engine ApplicationsDiscover the hexagon bolt with the comparison number 9909904907 – a demanding product that is ideally suited for use in engines. These screws offer reliable performance and durability, which are essential in various applications.Suitable for MTU EnginesOur hexagon bolt is suitable for MTU engines and thus enables seamless operation. By using these screws, you benefit from consistent quality that can be specifically used in engines to achieve maximum efficiency.
SCREW/BOLT - 9909901801 suitable for MTU engines
Robust Screw for Reliable ApplicationsDiscover our screw with the comparison number 9909901801, specifically designed for use in engines. This OEM replacement part ensures maximum precision and optimal performance, allowing your MTU engines to operate reliably at all times.OEM Replacement Parts for EnginesOur screw falls under the category of screws and is suitable for MTU engines. This product is characterized by the highest quality and is ideal for marine and stationary applications. Rely on OEM replacement parts to support the longevity of your engines.
HEXAGON BOLT - 9909901701 suitable for MTU engines
Premium Hexagon Bolt for Your RequirementsDiscover the Hexagon bolt with the comparison number 9909901701. This reliable OEM spare part remains a strong partner for all challenges with MTU engines. Thanks to precise manufacturing, the Hexagon bolt meets all requirements and offers optimal performance.
SCREW/BOLT - 9909901208 suitable for MTU engines
Various Screws for Your EnginesDiscover the screw with the comparison number 9909901208, an essential OEM replacement part specifically designed for use in engines. This screw represents high precision and is critical for the performance of your engines.
SCREW/BOLT - 9909901104 suitable for MTU engines
High-Performance Screw for Your NeedsDiscover our screw with the comparison number 9909901104, an important OEM spare part that ensures the reliable operation of your engines. This screw is perfect for applications across various industries and offers a durable solution.Efficient Solutions for EnginesCompatible with MTU engines, this product meets all requirements and offers the highest precision. With our extensive selection of over 1 million spare parts, you will always find the right product for your needs.
SCREW/BOLT - 9909900903 suitable for MTU engines
Precise Screw/Bolt Suitable for MTU EnginesDiscover the screw/bolt with the comparison number 9909900903, an essential OEM replacement part that is perfectly tailored to meet the requirements of engines. This screw/bolt offers the highest precision and reliability for your engines.
HEXAGON BOLT - 9909900719 suitable for MTU engines
Hexagon Bolt for Your EnginesDiscover the hexagon bolt with the comparison number 9909900719, an essential OEM spare part that reliably supports your MTU engines. This bolt is a crucial component that makes your engines more efficient.Suitable for MTU Engines – Ensure Delivery QualityWith our hexagon bolt, designed for MTU, you are choosing quality and precision. The OEM spare part is specifically intended for applications in the marine and stationary industries.
SCREW/BOLT - 9909900703 suitable for MTU engines
Extremely precise screw for reliable performanceThe screw with the comparison number 9909900703 is an essential OEM spare part designed specifically for the requirements of MTU engines. With this product, you ensure the optimal functionality of your engines, as each screw meets the highest quality standards.Suitable for MTU engines: Quality that convincesAs OEM spare parts, these screws offer a precise integration into your technology. This spare part suitable for MTU ensures a strong and reliable connection, which is crucial for the longevity and efficiency of your systems. Trust in excellent performance with every use.
HEX FLANGE BOLT - 990861 suitable for Volvo/Volvo Penta engines
Hex Flange Bolt in DetailDiscover the hex flange bolt with the reference number 990861, an OEM replacement part that has been specifically designed. This product is suitable for Volvo/Volvo Penta engines and offers reliable performance in demanding applications.Quality Meets Fair PricesThe hex flange bolt impresses with its original equipment manufacturer quality. As an important OEM replacement part, it is suitable for all applications that must withstand heavy loads. Experience the quality of this bolt, which represents an ideal solution for engines.
HEX FLANGE BOLT - 990859 suitable for Volvo/Volvo Penta engines
Hex Flange Bolt: Quality ProductDiscover the Hex flange bolt with comparison number 990859, which is an essential OEM replacement part. This screw is suitable for Volvo/Volvo Penta engines and offers you the security you need for your marine and stationary applications. Weighing only 0.006 kg, it remains easy to handle without compromising stability.
HEX FLANGE BOLT - 990812 suitable for Volvo/Volvo Penta engines
Hex Flange Bolt with Comparison Number 990812Discover the Hex flange bolt with the comparison number 990812, an essential OEM replacement part designed for Volvo/Volvo Penta engines. This product ensures excellent fit and performance specifically tailored to the demands of your engines. With a weight of only 0.063 kg, it offers easy handling without compromising stability.Reliable Quality for Marine and Stationary UseOur Hex flange bolt is part of the screws category and ensures that you receive only compatible products. As an OEM replacement part, it provides the proven quality that is critical for marine and stationary applications as well as locomotives. Trust in a product that lasts long and meets the highest standards.
HEX FLANGE BOLT - 990232 suitable for Volvo/Volvo Penta engines
Hex Flange Bolt - Comparison Number 990232Discover the Hex flange bolt, the top-notch OEM spare part specifically designed for your Volvo/Volvo Penta engines. With the comparison number 990232, this product is ideally suited to optimize the performance of your engines. The precision and quality of this Hex flange bolt ensure that you receive the best solution for your needs.Reliability for EnginesThe Hex flange bolt, suitable for Volvo/Volvo Penta, is an essential component for your engines. Weighing just 0.147 kg, this OEM spare part offers the stability and durability required for use in harsh environments. Trust that this product supports the safety and efficiency of your engines.
SCREW/BOLT - 9900160069 suitable for MTU engines
Precise Screw: Comparison Number 9900160069 Discover our product with the comparison number 9900160069 – a screw that is perfectly suited for the requirements of MTU engines. This OEM replacement part ensures an exact fit and optimal operation in a variety of applications.
HEX FLANGE BOLT - 984870 suitable for Volvo/Volvo Penta engines
Hex Flange Bolt: Essential Spare Part The Hex flange bolt with the comparison number 984870 is an indispensable OEM spare part for motorized systems. This bolt provides the necessary stability and quality for various applications and is designed to ensure a reliable connection. With a weight of 0.213 kg, it is ideally suited for conventional applications.
HEX FLANGE BOLT - 984858 suitable for Volvo/Volvo Penta engines
Experience the Reliable OEM Replacement PartDiscover the OEM replacement part Hex flange bolt, listed under the reference number 984858. This product is specifically designed to not only maximize performance but also ensure the reliability of your engines. The Hex flange bolt impresses with its excellent manufacturing quality, making it a valuable component suitable for your Volvo/Volvo Penta engines.
HEX FLANGE BOLT - 984838 suitable for Volvo/Volvo Penta engines
Reliable Hex flange bolt suitable for Volvo/Volvo PentaThe Hex flange bolt with the replacement number 984838 is the ideal OEM spare part, specifically designed for Volvo/Volvo Penta engines. This bolt offers reliable performance and is an essential component for your engines. Weighing only 0.171 kg, it combines lightness and robustness, making it capable of performing well even in challenging applications.Precise development for the highest demandsManufactured to strict OEM standards, the Hex flange bolt is suitable for the specific requirements of Volvo/Volvo Penta engines. The replacement number 984838 ensures that you choose a high-quality product that leaves nothing to be desired in terms of precision and functionality. Rely on the high quality of our OEM spare parts when it comes to operating your engines.
HEXAGON SCREW - 984549 suitable for Volvo/Volvo Penta engines
Hexagon Bolt – Ideal for Your MachinesDiscover our hexagon bolt with the comparison number 984549, which is essential for use in various areas of engines. This product weighs only 0.002 kg and offers an optimal combination of lightness and durability. It has been specifically designed to provide top-notch performance and meets the requirements you have for your engines.
HEXAGON SCREW - 984179 suitable for Volvo/Volvo Penta engines
Hexagon bolt with comparison number 984179Discover the Hexagon bolt with comparison number 984179, an essential OEM spare part specifically designed for applications in industrial and marine environments. Weighing only 0.038 kg, the Hexagon bolt is a lightweight yet sturdy solution for demanding requirements in engine construction.
BANJO BOLT - 915011006300 suitable for MTU engines
Banjo bolt: Efficient Solution Discover the Banjo bolt with the comparison number 915011006300. This OEM replacement part is suitable for MTU engines and offers the highest precision and reliability. The quality and precision of our products ensure smooth operation of your engines.
KNURLED SCREW - 910105008005 suitable for MTU engines
Knurled Screw with Comparison Number 910105008005Discover the knurled screw with the comparison number 910105008005, an OEM replacement part that is perfectly suited to enhance the reliability of your engines. This knurled screw impresses with its precise workmanship and functionality, which are essential in demanding applications.
SCREW PLUG - 90910782001 suitable for MAN D engines
Quality Features of the Screw PlugDiscover the screw plug with the reference number 90910782001, specifically designed to optimize the reliability and performance of your engines. This replacement part ensures a precise fit and outstanding quality, which is essential for the vital functionality of machines based on diesel and gas engines.Suitable for MAN D EnginesThe screw plug is suitable for MAN D engines and meets the highest standards set by manufacturers. Weighing only 0.049 kg, this replacement part is not only lightweight but also ensures reliable sealing. Use the reference number 90910782001 to ensure you select the right product for your machines.
CONTROL ROD - 90816954027 suitable for MAN D engines
Premium Control Rod for MAN D EnginesDiscover the control rod with the comparison number 90816954027, an indispensable OEM spare part designed specifically to optimize the performance of your engines. Our control rod ensures precise fit and reliability, making it the ideal product to enhance the efficiency of your machines.Reliability with OEM Spare PartsThis OEM spare part is suitable for MAN D engines and belongs to the article group screws. Rely on quality while still benefiting from affordable spare parts that support your diesel or gas engines in marine and stationary applications, as well as in locomotives.
STUD - 90816901127 suitable for MAN D engines
Stud suitable for MAN D EnginesDiscover the stud with the comparison number 90816901127, an essential OEM replacement part specifically designed for MAN D engines. This screw belongs to the group of screws and offers a remarkable combination of stability and lightness, weighing only 0.03 kg. Thanks to precise manufacturing, it is the ideal component for optimal engine performance.Suitable for Series D2842 – Precise FitThe stud is suitable for the series D2842 and ensures that your engine operates smoothly. By using OEM replacement parts, you ensure the compatibility of your engines and confirm that they meet the required performance standards. This precise manufacturing makes the stud a reliable choice for anyone looking to maximize the functionality of their MAN D engines under various operating conditions.
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.