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 - 640/35/667/05026226 suitable for MWM & Deutz engines
Product Details of the Screw Plug at a GlanceDiscover the screw plug with the comparison number 640/35/667/05026226 – an essential replacement part for your business. This durable product offers a perfect fit and ensures optimal functioning of your engines. With a lightweight of only 0.033 kg, this screw allows for easy handling.
THREADED ROD - 628/32/27/05038482 suitable for MWM & Deutz engines
Important Threaded Rod - Optimal Replacement for Your EnginesDiscover the threaded rod, available under the comparison number 628/32/27/05038482. This OEM replacement part is an important element when it comes to keeping your machines running smoothly. You can rely on the quality to optimize the performance of your suitable for MWM & Deutz engines.
STUD - 628/15/10/05025952 suitable for MWM & Deutz engines
Precise Stud for Your NeedsDiscover our stud with the comparison number 628/15/10/05025952, which stands for exceptional reliability. The product belongs to the group of screws and shares the design features of top-quality OEM replacement parts. The stud ensures an excellent fit and helps significantly improve the functionality of your machines.Important Information on Comparison Number 628/15/10/05025952The comparison number 628/15/10/05025952 is an essential feature that supports the performance and quality of this stud. It has been specifically designed for MWM & Deutz engines and meets the highest standards in intensive applications. Weighing only 0.238 kg, the stud is convenient and ideal for your projects.
WAISTED STUD - 628/1/37/05022026 suitable for MWM & Deutz engines
Waisted stud: Comparison number 628/1/37/05022026The waisted stud with the comparison number 628/1/37/05022026 is an indispensable product for numerous engine applications. This spare part is characterized by the highest standards in processing and ensures the reliable functioning of your engines. With a weight of 1.671 kg, dimensions of 45.6 cm in length and width, and a height of 2.7 cm, this waisted stud meets all expectations for precision and durability.
BIG END BOLT - 628/6/7/05060791 suitable for MWM & Deutz engines
Big end bolt – comparison number 628/6/7/05060791Discover the reliable big end bolt with the comparison number 628/6/7/05060791. This product is essential for maintenance tasks on engines, as it delivers top performance. The big end bolt is suitable for MWM & Deutz engines, making it an essential choice for professional users. Don't waste any time, as the highest precision and quality are standard with every replacement part you purchase from us.Component suitable for MWM & Deutz enginesOur big end bolt is specifically designed to be compatible with various engine types, including BV16M628, SBV16M628, SBV8M628, and SBV9M628. This OEM replacement part features generous dimensions of 24.5 cm in length and width, and a height of 3 cm. Weighing 0.535 kg, it contributes to the reliability of your engines.
ADJUSTING SCREW - 628/31/7/05038276 suitable for MWM & Deutz engines
Quality Product Selection for EnginesDiscover the adjusting screw with the comparison number 628/31/7/05038276. This OEM spare part is suitable for MWM & Deutz engines and provides the perfect solution to ensure a flawless function within your applications. Its compact design, weighing only 0.105 kg, allows for easy handling and integration into existing systems.
HOLLOW SCREW - 628/48/15/05028380 suitable for MWM & Deutz engines
Versatile Hollow Screw for Precise ApplicationsDiscover the precise Hollow Screw with the comparison number 628/48/15/05028380, an essential OEM replacement part suitable for MWM & Deutz engines. This Hollow Screw belongs to the category of Screws and impresses with its excellent fit and high manufacturing quality. With its durability, it withstands the challenges in marine and stationary applications as well as in locomotives.
WAISTED STUD - 358/108/63 suitable for MWM & Deutz engines
Optimal Product: Waisted Stud 358/108/63The waisted stud with the comparison number 358/108/63 is a top-quality OEM replacement part specifically designed for demanding applications in engines. With careful craftsmanship, it ensures the necessary stability and durability. This product weighs 0.67 kg and has dimensions of 19.4 cm in length and width and 2.6 cm in height, making it ideal for a variety of engine applications.
WAISTED STUD - 358/108/64 suitable for MWM & Deutz engines
Waisted stud 358/108/64 for optimal engine performanceDiscover the waisted stud with the comparison number 358/108/64, an OEM replacement part specifically designed for MWM & Deutz engines. This product is characterized by excellent fit and reliable performance, allowing you to fully trust in the functionality of your engines. Weighing 0.65 kg, the product features consistently high-quality workmanship.
STUD - 358/101/11 suitable for MWM & Deutz engines
Reliable Stud for Your EnginesDiscover our product: the stud with the comparison number 358/101/11. This OEM replacement part is essential for the maintenance of engines. Weighing 3.7 kg, the stud has been optimally designed for various applications in diesel and gas engine technology.
SCREW/BOLT - 1423414021 suitable for Bosch engines
Robust screw/bolt with comparison number 1423414021Enhance the performance of your machines with our screw/bolt offered under the comparison number 1423414021. This product from the category "Screws" has a lightweight of only 0.006 kg and provides the best possible solution for use in demanding environments. Rely on quality that has been established for 25 years.
CYLINDER SCREW - 2423410031 suitable for Bosch engines
Cylinder screw suitable for Deutz engines: Your productDiscover the cylinder screw with the comparison number 2423410031, an OEM replacement part specifically designed for engines in professional use. Weighing only 0.01 kg, this screw is easy to handle and optimal for applications where precision and reliability are required.OEM replacement parts for Deutz: Excellent manufacturing qualityThis product is an OEM replacement part that is excellently suited for installation in engines compatible with Deutz. As an important component, the cylinder screw with the comparison number 2423410031 offers excellent precision. Rely on our over 25 years of expertise in the distribution of OEM replacement parts for engines.
SOCKET-HEAD SCREW - 2413414019 suitable for Bosch engines
Precise Socket-Head Screw: Ideal for Your EngineThe socket-head screw with the comparison number 2413414019 is a spare part suitable for Deutz engines, which is essential for your technical equipment. This product from the article group screws ensures a reliable connection of engine components. Every detail has been carefully designed to meet the high requirements in application.Lightweight and Compact Design for Best PerformanceWeighing only 0.005 kg and measuring 2.1 cm in length and width, with a height of 1 cm, this socket-head screw is extremely lightweight and efficient. Quality materials are crucial for the functionality of engines, which play an essential role in the performance of diesel and gas engines. Here, the question of precision is particularly highlighted when selecting a OEM spare part.
CYLINDER SCREW - 1123429105 suitable for Bosch engines
Cylinder Screw: Precision for Your ApplicationsDiscover the cylinder screw with the comparison number 1123429105, an essential screw specifically designed for professional applications. The cylinder screw weighs only 0.015 kg and offers ideal properties for reliable assembly. It is indispensable for use in various engines and ensures the highest accuracy and operational safety.Universality and Compatibility of the ScrewThe cylinder screw is designed to be suitable for Deutz engines and plays an important role in maintenance and servicing. With its special design, it contributes to the efficiency and longevity of your engines. Rely on the quality of screws to maximize the performance of your machines.
SCREW/BOLT - 1123433005 suitable for Bosch engines
Excellent Quality: Screw using Comparison Number 1123433005Discover our premium screw, an OEM replacement part with the comparison number 1123433005, which integrates seamlessly into your machines. This screw provides optimal stability and reliable performance by perfectly adapting to the requirements of engines suitable for your applications. Weighing 0.007 kg, it is lightweight yet robust and durable.
CYLINDER SCREW - 1123410207 suitable for Bosch engines
Flexible and Proven Spare PartDiscover our cylinder screw with the comparison number 1123410207, which stands out as a top-notch product in the world of spare parts. This cylinder screw is not only lightweight with a weight of just 0.008 kg but also essential for various applications in engines. It has been specifically developed to provide optimal performance.Suitable for Deutz EnginesThis cylinder screw is specially designed and suitable for Deutz engines. It brings the qualities of OEM spare parts and ensures a precise fit as well as reliability. Take advantage of the proven materials that characterize this product and offer maximum performance.
SOCKET-HEAD SCREW - 1413414009 suitable for Bosch engines
Optimal Use of the Socket-head ScrewDiscover the socket-head screw, comparison number 1413414009, as an indispensable OEM spare part for your engines. This screw combines robustness with the highest precision, ensuring that your machines operate smoothly. Weighing only 0.02 kg, it simplifies installation without compromising stability.Suitable for Deutz EnginesThis product is suitable for Deutz engines and provides the ideal properties for reliable maintenance and upkeep. Each socket-head screw meets strict standards, allowing you to get the best possible comfort and performance from your engine. Rely on the years of expertise of the manufacturer.
CYLINDER SCREW - 2912732191 suitable for Bosch engines
Cylinder screw with comparison number 2912732191The cylinder screw with the comparison number 2912732191 is a top-quality OEM spare part that is optimal for supporting the performance of your engines. This product is suitable for MWM & Deutz engines and ensures reliable connections in demanding applications. Weighing only 0.01 kg, the cylinder screw offers the necessary stability for use in industrial environments.Quality for MWM & Deutz enginesThe cylinder screw belongs to the product group of screws specifically designed for use in engines intended for stationary systems. Through our strict internal controls, we ensure that each OEM spare part meets the high requirements of our customers. The comparison number 2912732191 stands for reliability and quality in the construction of your engines.
CYLINDER SCREW - 2912732242 suitable for Bosch engines
Cylinder screw suitable for MWM & Deutz engines Discover our cylinder screw with the comparison number 2912732242, specifically designed for precise application in your engines. This OEM spare part is essential for use in applications with MWM & Deutz engines and ensures that everything operates smoothly. Weighing only 0.01 kg, it allows for an effective and durable connection.Quality and origin of our spare parts At MOPA Motorparts, we stand for excellent quality. As a supplier of OEM spare parts, we offer you the assurance that our range meets the highest standards. This means that with our parts suitable for MWM & Deutz engines, you can ensure optimal fit and functionality.
CYLINDER SCREW - 2912742196 suitable for Bosch engines
Cylinder screw suitable for Deutz enginesDiscover the cylinder screw, an OEM replacement part suitable for Deutz engines, offering excellent quality. The comparison number 2912742196 ensures that you receive a reliable product for your engines. Weighing only 0.005 kg, the cylinder screw is both robust and lightweight, making handling straightforward.
SOCKET-HEAD SCREW - 2413414015 suitable for Bosch engines
Optimal Socket-head Screw in UseThe socket-head screw with the reference number 2413414015 is the ideal replacement part that you need for your suitable for MWM & Deutz engines. This reliable product belongs to the group of screws and impresses with precise manufacturing that ensures optimal hold. It is not only stable but also particularly lightweight, weighing only 0.01 kg, which facilitates handling.Practical Application for MWM & DeutzAre you looking for a replacement part suitable for MWM & Deutz? With the socket-head screw, you are making the right choice. It has been specifically developed to meet the high demands in marine and stationary engine areas. This practical replacement part meets all standards and ensures longevity.
COUNTERSUNK SCREW - 2910550284 suitable for Bosch engines
Premium Countersunk Screw: Reliable Cleaning for EnginesDiscover the countersunk screw (comparison number: 2910550284), a premium product that helps you optimally secure the operation of your diesel and gas engines. This countersunk screw belongs to the category of spare parts that are specifically designed for outstanding performance in engines. You can trust in the functionality that contributes to the efficiency of your machines.Suitable for MWM & Deutz EnginesThe countersunk screw is an OEM spare part suitable for MWM & Deutz engines. Weighing only 0.003 kg, this product offers extremely improved handling. Manufactured according to strict OEM standards, we ensure that this spare part has exact dimensions and maximum quality to promote the best possible maintenance of your machines.
CYLINDER SCREW - 2910021118 suitable for Bosch engines
Robust Cylinder Screw for Your ApplicationsDiscover the cylinder screw with the comparison number 2910021118, an essential OEM spare part, suitable for MWM & Deutz engines. This cylinder screw ensures reliable fastening and maximum performance of your engine. Weighing only 0.012 kg, it offers robustness and stability, making it ideal for marine and stationary applications.Optimal Fit in Mechanical EngineeringThis product, the cylinder screw with the comparison number 2910021118, is 100% compatible and suitable for MWM & Deutz engines. As an essential component, it supports the efficient operation of your machines. Rely on our OEM spare parts, specifically designed to maximize the durability and efficiency of these systems.
COUNTERSUNK SCREW - 1003421007 suitable for Bosch engines
Premium Product: Countersunk ScrewDiscover the countersunk screw as an essential replacement part, marked with the reference number 1003421007. This product impresses with its precise fit and reliability, supporting engines optimally. Weighing only 0.006 kg, this screw is ideal for various applications without compromising quality.Tailored for Your Engines:Our countersunk screw is an OEM replacement part designed for MWM & Deutz engines. These specific components ensure efficiency and functionality by maintaining engine performance in the long term. Trust in the first-class craftsmanship that is standard in our range.
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.