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:
FLANGE SCREW - 60111124 suitable for Volvo/Volvo Penta engines
Precise Hex Flange Bolt – Comparison Number: 60111124 The hex flange bolt with the comparison number 60111124 impresses with its precise workmanship. This product is an indispensable OEM replacement part specifically designed to meet the requirements of engines. Weighing only 0.005 kg, this component is perfectly suited for a variety of applications in marine and stationary technology.
SCREW/BOLT - 5842030362/45 suitable for MTU engines
Quality Product: Screw Suitable for MTU Engines Our screw with the comparison number 5842030362/45 is the ideal OEM replacement part that is suitable for your MTU engines. This product offers the excellent fit and durability you need for your engines.
SCREW/BOLT - 577M10019 suitable for MTU engines
Premium Screw/Bolt Suitable for MTU EnginesDiscover our OEM replacement part, the screw/bolt with the comparison number 577M10019. This product is perfectly suited for the requirements of your MTU engines and offers a reliable solution for marine and stationary use. Produced to the highest standards, it maximizes the performance of your engines.Comparison Number 577M10019: Your Key to SuccessThe comparison number 577M10019 designates this high-quality OEM replacement part. This screw/bolt is suitable for MTU and ensures that your engines operate optimally. The product meets all requirements for durability and robustness, making it ideal for professional applications.
HEXAGON BOLT - 577K02007 suitable for MTU engines
Hexagon Bolt – Comparison Number 577K02007Discover the hexagon bolt with comparison number 577K02007 – an essential OEM replacement part required for the maintenance and operation of engines. This product offers precise fasteners, categorized as screws, that have been specifically designed.
HEXAGON BOLT - 577K02006 suitable for MTU engines
Quality in Every Detail: Hexagon Bolt 577K02006 Discover the Hexagon Bolt with the comparison number 577K02006, a reliable OEM replacement part. This product impresses with precise workmanship and is essential for the operation of your engines.Optimal Use: Suitable for MTU Engines The Hexagon Bolt 577K02006 is particularly suitable for engines designed for MTU. Rely on our experience as a family business to ensure that your machines operate flawlessly.
SCREW/BOLT - 577K02005 suitable for MTU engines
This Screw/Bolt Meets the Highest StandardsThe screw/bolt with the comparison number 577K02005 is an essential spare part, specifically designed to be perfectly compatible. This product offers you optimal reliability and safety for engines that are suitable for MTU. Rely on our expertise in the field of engine parts!
SCREW - 5591840056 suitable for MTU engines
Precision of the Screw: Reference Number 5591840056Discover the screw with the reference number 5591840056, which stands for the highest precision. This OEM replacement part meets the strict requirements of specific applications and offers you an optimal solution for your engines. Rely on the quality of OEM replacement parts that are perfectly suited to your needs.
COLLAR SCREW - 5419900204 suitable for MTU engines
Collar screw suitable for MTU engines with comparison number 5419900204The collar screw with the comparison number 5419900204 is an essential OEM replacement part, specially manufactured to fit MTU engines of the 2000 series. This product meets the requirements of the 16V2000M90 engine type and ensures optimal function and reliability. With this collar screw, you receive a component precisely designed for the high demands in MTU engines.Product dimensions and component properties suitable for MTU manufacturerThe OEM replacement part features a length and width of 18 cm and a height of 2.5 cm. A weight of 0.14 kg emphasizes the solid workmanship of this component suitable for MTU engines. The collar screw is designed to withstand the stresses of engine operation and thus contributes to the durability of the engines from the 2000 series.
SCREW/BOLT - 536K02046 suitable for MTU engines
Precise screw suitable for MTU enginesDiscover our top-notch product, the screw with the part number 536K02046. This OEM spare part is perfectly suitable for engines that must operate under the highest demands. The screw is specially designed for MTU engines of the series 331, which are known for their reliability and performance. Weighing only 0.205 kg, the screw provides the necessary stability to continuously ensure the functionality of your equipment.Quality through OEM spare partsWe exclusively offer OEM spare parts that meet the highest standards. The screw with the part number 536K02046 ensures that all components work together perfectly and maintains the desired efficiency of your engines. Trust in the quality of the spare parts designed for MTU engines to promote a long service life and reliability.
SCREW/BOLT - 536K02045 suitable for MTU engines
Efficient Screw for Your Engine OperationDiscover our product, the screw with the comparison number 536K02045. This OEM replacement part is precisely manufactured and offers the reliable quality you need for your compatible MTU engines. This screw is an indispensable component for any engine operation.Suitable for MTU Engines – Convincing QualityOur screw is suitable for MTU engines and ensures a perfect fit and function. With this comparison number 536K02045, you will receive an OEM replacement part that meets the highest standards. Don't waste any time: rely on proven quality!
HEXAGON BOLT - 536K02044 suitable for MTU engines
Reliable Hexagon Bolt for Your RequirementsDiscover the hexagon bolt with the comparison number 536K02044, which plays an important role in the operation of your engines. This OEM spare part is suitable for MTU engines of the series 538 and specifically designed for the engine types 16V538TB93. Its low weight of only 0.002 kg makes it the ideal choice for marine and stationary use.Efficient Connection for Your ComponentsThis hexagon bolt is an essential element in creating a stable and secure connection in your installations. OEM spare parts ensure quality, which is particularly important to meet the demands of high-performance engines. Benefit from an accessory that enhances the efficiency and longevity of your machines.
THREADED ROD - 536H20015 suitable for MTU engines
Essential Threaded Rod for Your EngineThe threaded rod with the comparison number 536H20015 is the perfect OEM replacement part for your needs. This precise product belongs to the group of screws and is specifically suitable for MTU engines. Thanks to its reliability, it plays a vital role in engine maintenance.Quality Replacement Parts in Original Equipment Manufacturer QualityAs an OEM replacement part, the threaded rod impresses with its excellent craftsmanship and performance. It is compatible with MTU engines, providing an outstanding basis for the safe operation of your machines. Rely on a solution that encompasses functionality and durability.
HEXAGON BOLT - 535K02030 suitable for MTU engines
Optimal Performance with Comparison Number 535K02030 Discover our product, the Hexagon bolt with comparison number 535K02030. This precisely manufactured screw is essential for the reliability of your engines. Weighing 0.315 kg, it provides the stability you need for marine and stationary applications.OEM Spare Parts Suitable for MTU Engines The Hexagon bolt is an OEM spare part, suitable for MTU engines of the series 538 as well as the engine types 16V538TB90 and 16V538TB93. Thanks to materials sourced directly from the manufacturer, you receive a high level of accuracy. Compared to aftermarket alternatives, our OEM spare part ensures your engines run efficiently.
HOLLOW SCREW - 51981500152 suitable for MAN D engines
Quality and Precision: Hollow Screw with Comparison Number 51981500152 Our hollow screw with the comparison number 51981500152 is an excellent choice for professional applications. This component belongs to the group of screws and is characterized by precise manufacturing that is specifically tailored to the requirements of various engines. Weighing only 0.04 kg, the hollow screw is robust and versatile.
HOLLOW SCREW - 51981500050 suitable for MAN D engines
Hollow screw suitable for MAN D enginesDiscover the hollow screw with the comparison number 51981500050 – a robust product specifically designed for MAN D engines. This hollow screw belongs to the article group of screws and ensures a strong connection in your engines. Weighing only 0.048 kg, this OEM replacement part offers an ideal combination of lightness and strength.Quality in focusOur hollow screw is suitable for MAN D engines and meets the highest standards thanks to careful internal control. We exclusively sell OEM replacement parts that are manufactured to original equipment quality. This way, you can be confident that you are receiving a product that performs reliably in demanding applications, including marine and stationary uses. Please note that we have many items in stock.
HOLLOW SCREW - 2443456014 suitable for Bosch engines
Hollow Screw: Comparison Number 2443456014Discover the hollow screw with the comparison number 2443456014, an OEM spare part from our exclusive product group for screws. This product offers a reliable solution and is ideally suited for operating engines efficiently. Weighing only 0.048 kg, the hollow screw is perfect for various applications, including those for diesel and gas engines.Suitable for MAN D Engines: Safety and QualityThe hollow screw is designed for MAN D engines and impresses with its precise workmanship. Rely on the compatibility of our OEM spare parts, which allow for effortless installation and thus support smooth operation of your engines. Each hollow screw meets high-quality standards and stands for durability and reliability.
- 51904900194 suitable for MAN D engines
Reliable Replacement Part: External Hex Round BoltDiscover our external hex round bolt, which has the comparison number 51904900194. This product is an essential OEM replacement part that provides the highest precision and quality for engines. Rely on dependable components that keep your machines running.
- 51904900191 suitable for MAN D engines
External Hex Round Bolt: Your Reliable Replacement PartDiscover our External Hex Round Bolt with the comparison number 51904900191, an essential OEM replacement part suitable for MAN D engines. This External Hex Round Bolt meets the highest standards and offers safe application in your area of use.Precise Use: Suitable for MAN D EnginesThe comparison number 51904900191 makes this bolt the ideal OEM replacement part, suitable for MAN D engines. Our products are categorized in the article group Screws and are characterized by their durability. Trust in our expertise in providing engine replacement parts.
- 51904900190 suitable for MAN D engines
Reliable Product for MAN D EnginesDiscover the flat head screw m6x16-8.8 with the comparison number 51904900190. This OEM replacement part is suitable for MAN D engines and offers precise fit. The high-quality workmanship ensures optimal performance of your engines and protects your investment in the long term.
- 51904900189 suitable for MAN D engines
Flat Head Screw M6x35-8.8 for Your EnginesThe flat head screw M6x35-8.8 is an essential replacement part specifically designed to provide a reliable connection in various MAN D engines. Its precise fit ensures that your engine operates efficiently and maximizes performance.Comparison Number for Easy IdentificationWith the comparison number 51904900189, you can easily identify this replacement part. This number simplifies the ordering process and ensures that the correct component arrives.
- 51904900187 suitable for MAN D engines
Optimal Product: External hex round bolt for MAN D Discover our top-quality product, the External hex round bolt with the comparison number 51904900187. This OEM replacement part offers the highest precision and reliability for engines used in maritime and stationary applications. Our External hex round bolt is specifically designed for MAN D engines and ensures optimal performance in your application.Quality of the External hex round boltThe External hex round bolt with the comparison number 51904900187 belongs to the product group "Screws" and is an essential OEM replacement part. It is suitable for MAN D engines and plays a central role in the maintenance and repair of your engines. Trust in the quality that we have been providing for over 25 years.
- 51904900177 suitable for MAN D engines
External hex round bolt with comparison number 51904900177Discover the external hex round bolt with the comparison number 51904900177. This product is specifically suitable for MAN D engines and offers top-notch quality. Our products are OEM spare parts that provide you with the reliability of using trustworthy components.Suitable for MAN D engines in the best qualityThe external hex round bolt is an essential component, compatible with MAN D. By using OEM spare parts, we ensure that you acquire high-quality components for your needs.
SCREW/BOLT - 2914501041 suitable for Bosch engines
Customized Screw for MAN D EnginesDiscover the screw with the comparison number 2914501041, which is optimally suited to your requirements as an OEM replacement part. This product offers outstanding precision and quality, specially designed to fit MAN D engines.
- 51903107016 suitable for MAN D engines
Robust Drain Plug: Comparison Number 51903107016 Discover our drain plug, which bears the comparison number 51903107016. This OEM replacement part meets the highest quality standards and ensures the performance of your engines. The drain plug is an essential component in many applications, particularly suitable for engines in marine and stationary use.Efficient Performance for MAN D Engines Our product is compatible with MAN D engines and gives you the assurance that it perfectly harmonizes with your machines. With this OEM replacement part, you enhance the reliability and lifespan of your engine while minimizing potential failures.
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.