HEXAGON BOLT
HEXAGON BOLT Screws for High‑Duty Marine, Diesel, and Gas Engines
Screws are precision fasteners that convert tightening torque into clamping force, securing critical joints throughout an engine. In marine engines, diesel engines, and gas engines, they hold together everything from cylinder heads and main bearing caps to turbocharger casings, manifolds, pumps, and auxiliary systems. As safety-relevant components, engine screws must deliver stable preload under vibration, thermal cycling, and dynamic loading—conditions that are more severe than in most industrial applications. Selecting and maintaining the right screws, including each HEXAGON BOLT used across an assembly, directly influences performance, efficiency, leak-tightness, and long-term reliability.
Technical function: Screws and the role of the HEXAGON BOLT in engine assemblies
Engine joints rely on controlled preload. When a screw is tightened, the applied torque (often followed by a torque‑angle step) stretches the shank and compresses the clamped parts to create a spring-like system that resists separation under fluctuating loads. A HEXAGON BOLT marine engine application—such as a main housing or gearcase cover—must provide consistent preload despite salt exposure, temperature variation, and continuous vibration. Similarly, a HEXAGON BOLT diesel engine connection on a cylinder head or main bearing cap depends on correctly specified property class (e.g., 10.9 or 12.9), thread fit, surface finish, and lubrication to achieve the specified k‑factor and tension.
Thread geometry and material properties define the load path. High-strength alloy steels per ISO 898‑1 with controlled heat treatment provide the tensile strength and ductility needed to withstand peak firing pressures and torsional pulsations. Precise threads (e.g., ISO metric with 6g/6H fit) ensure uniform load distribution across engaged turns and reduce the risk of fretting, galling, or thread shear. In hot zones—exhaust manifolds, turbocharger connections—coatings or finishes may be selected to stabilize friction and mitigate corrosion, enabling repeatable torque‑tension conversion over service intervals.
For many engine joints, the hexagon head form is preferred due to tool accessibility, high wrenching strength, and robustness in confined spaces. A HEXAGON BOLT OEM parts selection helps align mechanical properties, thread tolerances, and surface treatments with the engine maker’s tightening procedures, whether dry, light‑oiled, or coated with a specified anti‑seize. The outcome is reliable clamp load, leak control across gaskets and seals, and longer maintenance cycles.
Key characteristics and advantages of engine screws
· High tensile strength for stable preload under dynamic loads.
· Controlled thread fit for even load distribution and reduced wear.
· Repeatable torque‑angle behavior via consistent friction coefficients.
· Corrosion resistance tailored to marine and high‑temperature zones.
· Compatibility with gaskets, flanges, and housing materials.
· Traceable materials and batch-tested mechanical properties.
· Service-proven geometries for cylinder heads, mains, and manifolds.
Importance for engine operation: why screws matter to reliability and service life
Every critical engine joint is only as reliable as its screws. Loss of preload—caused by relaxation, creep, thermal cycling, or improper tightening—can lead to gasket leakage (oil, coolant, exhaust), joint movement, and fretting corrosion. On rotating or reciprocating components, insufficient clamping can escalate vibration, misalignment, and bearing distress. In extreme cases, failing connecting rod screws or main cap fasteners can cause catastrophic internal damage.
Typical failure modes include fatigue cracking from fluctuating stresses, hydrogen embrittlement in high-strength fasteners exposed to corrosive media, thread galling due to inadequate lubrication, and corrosion pitting that concentrates stress. Regular inspection, correct torque‑angle procedures, and the use of correctly specified screws are essential to maintain consistent clamp load and protect the engine’s efficiency and longevity.
Advantages of OEM spare parts suitable for Screws and HEXAGON BOLT applications
Using OEM spare parts suitable for screws ensures that mechanical properties, geometry, and coatings align with the engine’s engineering intent. That alignment is vital for achieving the specified clamp load at the specified torque, minimizing scatter, and avoiding over‑ or under‑tightening.
· Consistent property class and heat treatment for reliable tensile strength and ductility.
· Tight dimensional tolerances for thread engagement, head geometry, and shank concentricity.
· Controlled friction characteristics that support accurate torque‑tension outcomes and repeatable maintenance.
· Material traceability and documentation that support compliance and lifecycle tracking.
· Compatibility with seal designs, flange materials, and joint surface treatments used in diesel and gas engines.
· Better budget control through predictable service intervals and reduced risk of secondary damage from joint failures.
By choosing a HEXAGON BOLT OEM parts solution for a marine engine or power plant unit, purchasers and technical teams can reduce downtime, improve safety margins, and sustain peak performance across overhaul cycles.
MOPA as your partner for OEM screws and HEXAGON BOLT solutions
MOPA is an experienced and reliable partner for OEM spare parts screws, supporting fleets and power generation operators with speed, quality, and transactional security. Whether you need a HEXAGON BOLT diesel engine set for a cylinder head overhaul or specialized fasteners for hot-end assemblies, MOPA sources to specification, provides documentation and traceability, and ships quickly to minimize downtime.
Why work with MOPA for OEM screws
· Fast availability from curated stocks and an agile supplier network.
· Verified quality with batch documentation and material certificates on request.
· Secure, transparent handling for global deliveries and urgent maintenance events.
· Technical alignment with engine-maker specifications for torque‑angle procedures and lubrication requirements.
Conclusion: Screws and HEXAGON BOLT OEM spare parts sustain engine integrity
Screws are mission‑critical fasteners that preserve joint integrity, sealing performance, and alignment in marine, diesel, and gas engines. Selecting the right HEXAGON BOLT and companion screws—and maintaining them with correct procedures—directly impacts reliability and service life.
OEM spare parts suitable for screws deliver the dimensional control, mechanical consistency, and documentation needed for confident maintenance and optimized budgets. Partnering with MOPA provides the speed and quality required to keep engines operating at their best.
Delivery Scope: Hexagon bolt with reference number 01288170 Discover our hexagon bolt with the reference number 01288170. This OEM replacement part offers the quality and durability that are crucial for maintenance work on engines. Weighing only 0.035 kg, the hexagon bolt is optimally suited for various industrial engine systems.Versatility: Compatible with Deutz engines The hexagon bolt is specifically designed to be compatible with Deutz engines. This component is perfect for various applications and provides the reliability needed for engine maintenance.
Hexagon Bolt – Reference Number 01112012The hexagon bolt with the reference number 01112012 is perfectly suited for demanding applications. With this hexagon bolt, you ensure that you receive a reliable replacement part. Thanks to its solid construction, it offers stability and is ideal for engines where synergy is crucial.
First-Class Hexagon Bolt in DetailDiscover our hexagon bolt with the comparison number 01215903. This product from the screws category is essential for the operation of engines. Thanks to its robust construction, it offers reliable performance, whether in industrial, marine, or stationary applications. With a weight of only 0.017 kg, the hexagon bolt is remarkably easy to install.Specifically Designed: Suitable for Deutz EnginesThis OEM replacement part is specifically designed for engines of the well-known brand. The hexagon bolt is compatible with Deutz engines and ensures perfect fit and durability. With the comparison number 01215903, you can be confident that this product meets high standards.
Premium Hexagon Bolt: A Must-HaveDiscover our Hexagon bolt, which operates under the comparison number 01112266. This essential product is indispensable for the reliable performance of your engines. As part of the article group Screws, it offers an ideal combination of strength and weight — only 0.006 kg — ensuring that your applications remain stable and efficient.Quality and FitPay attention to quality standards with our OEM replacement part, specifically designed to fit Deutz engines. This Hexagon bolt supports secure connections in your engine and significantly contributes to operational reliability. Rely on the fit and durability of our product, ideal for maritime and stationary applications.
Optimal Hexagon Bolt for EnginesThe hexagon bolt with the comparison number 04909487 is an essential OEM replacement part suitable for various applications. With this bolt, you receive a product specifically designed to optimize the performance of your engines.Compatible with Deutz EnginesThis replacement part is compatible with Deutz engines and provides the necessary stability and safety for your engine operation. The precision fit helps minimize downtime and extends the lifespan of your machinery.
Excellent Hexagon Bolt for High Demands Our Hexagon bolt, reference number 22315915, is an essential accessory within the category of screws. This OEM replacement part ensures a precise fit and helps your engines deliver optimal performance. Benefit from the hexagonal design, which not only makes handling easier but also increases stability in your machine.
Hexagon Bolt – Discover OEM Replacement PartDiscover the Hexagon bolt with the reference number 01148164, specifically designed to ensure unmatched performance for engines. This OEM replacement part is perfect for your maintenance needs and is compatible with MWM & Deutz engines. Quality and reliability are our top priorities, so you can always rely on this product.Technical Details – Support for Your EquipmentThe reference number 01148164 identifies this product, which weighs 0.013 kg and has compact dimensions of 3.2 cm in length, 3.2 cm in width, and 1.1 cm in height. These dimensions facilitate installation in tight spaces and ensure a stable connection, compatible with your high-performance engines from MWM & Deutz.
OEM Replacement Part Hexagon Bolt – Your Trusted ChoiceDiscover our product, the Hexagon bolt with the comparison number 628/21/49/05065148. This OEM replacement part is essential for the safety and efficiency of engines in various applications. Weighing only 0.033 kg, it ensures that your engine runs reliably and functions optimally, especially in applications that require a strong hold.
Perfect Hexagon Bolt for Your RequirementsDiscover the hexagon bolt with the comparison number 304017016006, suitable for MTU engines. This remarkable product belongs to the screws category and combines reliability with durability that you would expect from a quality spare part.
Discover the Hexagon Bolt – Comparison Number 628/17/5/05032903The Hexagon bolt with the comparison number 628/17/5/05032903 is an essential OEM spare part for anyone working with diesel and gas engines. Its excellent craftsmanship and quality ensure that the bolt can be reliably used in various applications. As a compact product, it serves an important function for the performance of your engines.Compatibility and Application – Suitable for Deutz EnginesThe product is specifically designed as a spare part suitable for Deutz engines. It covers several series, including 331, 4000, 493, 538, and 226. Furthermore, it plays a crucial role in key engine types such as the 12V331TC92, 12V4000M70, 12V493, 16V538TB93, and TD226-B6. Our goal is to ensure fit and functionality for installers and technicians.
Optimal Precision with Hexagon Bolt Discover the Hexagon bolt (comparison number: 000933006090), an essential OEM spare part suitable for MTU engines. This product impresses with its precise workmanship and is ideally suited for use in marine and stationary applications.Reliability through the Same Product Our OEM spare part ensures that your engines operate smoothly. With precise components, the performance of the MTU engines is assured in every situation.
Industrial Quality: Hexagon Bolt Suitable for MTU EnginesDiscover our hexagon bolt with the comparison number 636G04003/1. This OEM spare part impresses with precision and durability to optimize the performance of your engines. The hexagon bolt is perfectly suited for optimal use in existing systems.Reliable OEM Spare Parts for Your RequirementsOur hexagon bolt is a versatile product suitable for MTU engines. With a fit that only suitable parts can offer, we ensure efficient operations. Thanks to the comparison number 636G04003/1, you can quickly and easily find the right product in our extensive range.
Hexagon Bolt for Your NeedsDiscover the hexagon bolt with the comparison number 000933008211, an OEM spare part specifically designed to meet the highest demands. This hexagon bolt meets the quality and durability standards you can expect from a spare part.Suitable for MTU EnginesThis hexagon bolt is suitable for MTU engines and is ideal for applications in marine and stationary environments. As an OEM spare part, it supports the functional reliability requirements of your engines and contributes to their long-lasting performance.
Hexagon Bolt for Premium EnginesDiscover the Hexagon bolt with the comparison number 06012834812, an essential product that meets the highest standards and is ideal for all applications. This spare part is suitable for MAN D engines and provides you with the necessary reliability for demanding applications, thanks to its quality-oriented manufacturing process.Practical Dimensions and ApplicationsWeighing 0.004 kg and with compact dimensions of 2.3 cm in length and width and 0.9 cm in height, this Hexagon bolt is excellently suited for a variety of projects. The product ensures the performance of your engines without compromising on quality. Spare parts offer precise fit that is essential for the longevity of your machines.
Reliable Hexagon Bolt with Comparison Number 200961022000Discover the hexagon bolt with the comparison number 200961022000 – a high-quality OEM replacement part designed specifically for use in various engines. This hexagon bolt is an essential product that can help optimize the performance of your engines. With us, you will always find top-notch replacement parts.
Premium Hexagon Bolt for EnginesDiscover our Hexagon bolt with the comparison number 01102486, which ensures precise adjustments for your engines. This bolt is suitable for Deutz engines and allows for reliable use in various applications, whether in marine environments or stationary solutions. Weighing only 0.017 kg, this component is very handy, and its precise workmanship ensures optimal performance.Excellent Functionality with Comparison Number 01102486The Hexagon bolt measures 4.5 cm in length and 4.5 cm in width, with a height of 1.3 cm, making it ideally designed to provide exact fit accuracy. This product is an OEM replacement part, meaning it has been manufactured to fit your application needs precisely. The comparison number 01102486 attests to the origin of the top-notch quality that only OEM manufacturers can provide.
Precise Qualities: The Hexagon Bolt 06013213319 The hexagon bolt with the reference number 06013213319 is a top-quality product that ensures the reliable function of critical applications in engines. Weighing only 0.01 kg, this OEM replacement part impresses with its durability and fits seamlessly into your overall engine solutions.Suitable for MAN D Engines: Perfect Fit Assured This specific OEM replacement part is suitable for MAN D engines. The hexagon bolt offers a precise fit, making it ideal for various applications in marine and stationary use. Discover the advantages of top-notch components backed by over 25 years of experience in engine technology.
Ultimate Hexagon Bolt – Quality for Demanding ApplicationsDiscover our hexagon bolt with the comparison number 23522552, specifically developed as an effective product for various applications in the marine and stationary sectors. This OEM replacement part excels in precise fit and durability, which are central to your requirements regarding engines.
HEXAGON BOLT with the comparison number 2413450020 suitable for Bosch engines
Hexagon Bolt with Comparison Number 01113925Discover the hexagon bolt listed under comparison number 01113925. This product is specially designed and stands out for its excellent quality. As an essential component in the category of screws, this hexagon bolt ensures optimal fastening and safe use.Suitable for MWM & Deutz EnginesThe OEM replacement part is suitable for MWM & Deutz engines. This offers you a product that is crucial for the reliable operation and longevity of your engines. This hexagon bolt weighs only 0.121 kg, making it particularly versatile.
Robust Hexagon Bolt for Your ProjectDiscover the hexagon bolt with the comparison number 01100088, an essential component and OEM spare part for demanding applications. Weighing 0.27 kg, this hexagon bolt offers high stability and durability. It has been precisely manufactured to meet the requirements in marine and stationary environments.Hexagon Bolt Suitable for Deutz EnginesThis hexagon bolt is suitable for Deutz and ensures the optimal functionality of your Deutz engines. Thanks to the quality seal of OEM spare parts, it stands for effectiveness and reliability. All maintenance tasks are facilitated, and downtime is minimized.
Excellent Hexagon bolt with comparison number 01152852 Discover the Hexagon bolt with comparison number 01152852, an essential OEM replacement part for your engines. This product impresses with outstanding accuracy, making it suitable for various requirements. Weighing 0.78 kg, this bolt provides the necessary stability for long-term use in multiple applications.Reliable quality in solutions suitable for Deutz engines This OEM replacement part is perfectly compatible with Deutz engines. The Hexagon bolt belongs to the article group Screws and will help you maintain the quality of your machine performance. Our family-owned business in the second generation only delivers top-quality OEM replacement parts known for their robustness and durability at an excellent price-performance ratio.
Precise Hexagon Bolt – Your Reliable ComponentDiscover our Hexagon bolt (comparison number: 01137742) – an OEM replacement part that meets the highest standards. Weighing only 0.05 kg, this product impresses with its durability and precision, making it an ideal solution for all repair challenges.Suitable for MWM & Deutz EnginesThe Hexagon bolt is suitable for MWM & Deutz engines and offers a reliable solution in marine technology and stationary use. This OEM replacement part ensures a perfect fit and optimizes functionality.
Reliable Hexagon Bolt for EnginesDiscover our Hexagon bolt with the comparison number 01111711 – a key component that is essential for the reliable fastening of engines. This product belongs to the group of Screws, which plays a central role in the world of OEM spare parts. Thanks to its robust construction, the Hexagon bolt demonstrates high durability and efficiency in all engine applications.Suitable for MWM & Deutz EnginesOur Hexagon bolt is suitable for MWM & Deutz engines and is optimized for versatile applications. With a weight of only 0.102 kg, it allows for easy handling and assembly. With us, you will receive OEM spare parts that reliably support your engines and maximize their performance.