FLANGE
FLANGE components for holders, plates and flanges in marine and diesel engines
Holders, plates and flanges are precision mounting and joining elements that keep critical engine systems aligned, sealed and structurally sound. In high-output diesel and gas engines—on vessels, in power plants or industrial applications—these components transmit loads, prevent leaks and maintain the exact geometry required for reliable operation. Whether securing a pump bracket, closing a service opening with a stiffening plate or joining pipework via a FLANGE connection, this article category underpins performance and safety across the entire drivetrain.
Because engines operate under vibration, thermal cycling and fluctuating pressures, the integrity of holders, plates and flanges is decisive. High-quality materials, accurate machining and proven sealing concepts ensure that lubrication, fuel, coolant and exhaust systems remain stable even under harsh marine conditions.
Technical function of holders, plates and FLANGE assemblies in a diesel engine
Each element in this category serves a specific role. Holders and brackets support auxiliaries—filters, sensors, fuel rails, charge-air coolers and cable trays—while maintaining precise alignment. Plates act as cover, spacer or adapter components, adding stiffness, distributing loads and closing machining ports. FLANGE assemblies join housings and pipelines for coolant, lube oil, fuel and exhaust, creating repeatable, serviceable interfaces that resist pressure and vibration.
On a marine engine, FLANGE connections are engineered to withstand cyclic loading and corrosion. Correct bolt patterns, surface flatness and gasket groove geometry deliver reliable compression, preventing micro-leakage and loss of system efficiency. In a turbocharger oil feed, for example, a correctly machined FLANGE prevents aeration and pressure drops that could shorten bearing life. In exhaust lines, a robust FLANGE minimizes leak paths that would increase backpressure and elevate thermal load on valves and turbo machinery. With OEM parts, consistency in dimensions, material grades and heat treatment ensures predictable torque retention and long-term performance.
- · Precise alignment of auxiliaries and pipework.
- · High structural rigidity and vibration resistance.
- · Reliable sealing under pressure and thermal cycling.
- · Corrosion-resistant materials and protective coatings.
- · Service-friendly, repeatable assembly and disassembly.
- · Compatibility with engine-specific bolt patterns and gaskets.
Material selection is crucial. Stainless and alloy steels resist pitting and crevice corrosion in salt-laden atmospheres; carbon steels with surface treatments offer high strength and cost efficiency. Surface finish and flatness control in FLANGE faces protect gaskets—spiral-wound, RTJ or elastomeric—from extrusion and blow-by. Dowel pins or locating steps ensure plates and holders set the right geometry, preventing soft-foot conditions and misalignment that could escalate vibration.
Why holders, plates and FLANGE parts are critical for engine reliability
Small deviations at mounting interfaces often cascade into costly failures. Worn holders allow accessory movement, increasing belt or coupling misalignment and accelerating bearing wear. Distorted plates reduce stiffness, promoting resonance and fatigue in attached components. Damaged FLANGE faces or improper fastener torque create leaks that degrade lubrication, reduce coolant efficiency or pose a fire risk in fuel systems.
Common issues when these parts are out of specification include:
Typical failure modes in FLANGE and mounting hardware
Fretting and galling on contact surfaces, thread pull-out from over-torque or thermal cycling, gasket creep leading to loss of preload, and corrosion under insulation in marine environments. Each of these undermines sealing or geometry, impacting efficiency and service life. Proactive replacement with correctly engineered parts restores designed clearances, clamping forces and alignment, preserving engine stability at all loads.
Advantages of OEM spare parts suitable for holders, plates and flanges
Choosing OEM spare parts for this article category secures dimensional accuracy and material traceability. That translates into faster installation, stable preload and consistent sealing behavior over thousands of operating hours. For FLANGE interfaces in a diesel engine or a marine engine, OEM spare parts ensure the correct surface roughness, parallelism and gasket groove specification—details that directly influence leak tightness and pressure retention.
- · Drop-in fit that reduces downtime and rework.
- · Verified material grades for strength and corrosion resistance.
- · Consistent FLANGE face finish for reliable gasket performance.
- · Accurate bolt-hole patterns and locating features.
- · Documentation and traceability that support class and compliance.
- · Lower total cost of ownership through extended service intervals.
Because FLANGE OEM parts and matched holders and plates are engineered to the engine builder’s specifications, they maintain the designed stiffness of assemblies and the correct preload path through fasteners and gaskets. This stability minimizes loosening under vibration, preserves pump and turbo alignment, and protects against thermal distortion. Over a full maintenance cycle, the result is consistently higher efficiency and fewer unplanned stoppages.
Performance and lifecycle benefits with FLANGE OEM parts
When FLANGE interfaces and mounting plates are renewed using OEM spare parts, operators typically see improved tightness in lube and fuel circuits, reduced exhaust leakage, and cleaner data from sensors that rely on rigid holders. These improvements feed directly into safer operation, lower emissions and predictable maintenance planning.
MOPA as your partner for OEM FLANGE parts, holders and plates
MOPA supplies OEM spare parts for holders, plates and flanges with a focus on speed, quality and security. For diesel and gas engines in marine and power generation service, MOPA provides quick quotations, reliable lead times and carefully controlled logistics. Cross-referencing by engine model and serial number helps ensure the right FLANGE, holder or plate reaches your site without delays.
With MOPA, purchasers and shipowners benefit from technically competent support, high stock availability and robust documentation. From a single FLANGE for a cooling line to complete sets of mounting plates for an overhaul, MOPA streamlines procurement, reduces off-hire risk and reinforces the integrity of your engine systems.
Conclusion
Holders, plates and flanges form the structural and sealing backbone of every engine, defining alignment, rigidity and leak-tight operation. Selecting OEM spare parts suitable for this category preserves performance, protects budgets and extends service life. For dependable sourcing of FLANGE and related components, MOPA delivers the speed and quality that mission-critical diesel and gas engines demand.
Precise Quality for Reliable PerformanceDiscover our flange product with the comparison number 12851442, an excellent OEM replacement part, suitable for Deutz engines. This product belongs to the group of holders, plates and flanges, which are essential for optimal functionality in the engine sector. The flange is not only lightweight, weighing only 0.259 kg, but also impresses with its excellent fit.OEM Replacement Parts for Reliable PerformanceOur flange, as an OEM replacement part, impresses with its specialized manufacturing, ensuring that it is optimally compatible and provides durable performance. To keep your engine running smoothly, our flange is exactly the right component. With this precision, you are well-equipped to elevate your Deutz engines to new heights.
Premium Flange for Optimized EnginesDiscover our flange with the comparison number 04338544 – an essential product that helps you optimize the performance of your engines. This flange belongs to the holders, plates and flanges and is an example of OEM spare parts in the highest quality.Suitable for MWM & DeutzThe productive component is suitable for MWM & Deutz engines and ensures a secure connection and functionality. With the comparison number 04338544, our spare parts are specifically designed to meet the demands in a wide range of applications.
Premium Replacement Part: Flange Discover our flange with the comparison number 02311317. This OEM replacement part speaks for itself and impresses with precise workmanship and high functionality.
Flange 03314731: Optimal for Your EnginesExperience the optimal solution for your requirements with our flange, comparison number 03314731. This product is suitable for MWM & Deutz engines and is perfect for stable use in your facility. Weighing 4.55 kg, this custom-made OEM replacement part offers a robust design that reliably meets high demands.OEM Quality and Cost OptimizationThe quality of our OEM replacement parts is evident in the flange designed for MWM & Deutz engines. With us, you receive replacement parts in OEM quality at competitive prices. Your engines benefit from an excellent fit and durability, significantly enhancing operational performance.
Flange suitable for MTU engines – Your solutionExperience our premium flange, which is rated outstanding in the category of holders, plates and flanges. With the reference number 5590740044, we offer you an OEM spare part that is specifically suitable for the MTU brand. This essential component ensures efficient operation and is indispensable for your MTU engines. Rely on the reliable quality of our product in demanding marine and stationary applications.Extensive range of spare partsWith over 1 million spare parts in our comprehensive range, we provide the perfect solutions for various applications. Thanks to our large inventory, we ensure that our flange is suitable for the series 331 to support the performance of your machines. Whether you need spare parts for maintenance or repair work, we help you keep your MTU engines running smoothly.
Flange for Reliable Engine Performance in Marine ApplicationDiscover our flange (comparison number 04204751), an important OEM spare part that reliably supports your diesel and gas engines. In the product group Holders, plates and flanges, this product impresses with precise manufacturing and a long service life. Weighing 2.5 kg, it offers stability and robustness, ideal for demanding applications.
Flange suitable for Deutz enginesThe flange with the comparison number 04225865 is an indispensable product specifically developed for use in engines. Weighing 1.354 kg, this flange is part of the reliable holders, plates and flanges in our assortment of over 1 million OEM spare parts. Companies can rely on the quality of OEM spare parts to efficiently enhance the performance of their machines.
Excellent Quality of the FlangeThe flange with the comparison number 51981120331 is an outstanding product that meets high standards and is ideal for use in engines. It belongs to the article group holders, plates and flanges and represents an excellent choice for businesses that prioritize quality.Reliable: Suitable for MAN D EnginesThis OEM replacement part is suitable for MAN D engines and offers an excellent fit. Thanks to the high production standards at the manufacturer, you ensure that your engine operates optimally – and with the quality that only OEM products can provide.
Flange - A Significant Solution for Your EnginesDiscover our product, the flange with the comparison number 5562037739, specifically designed to optimize the performance of your MTU engines. This spare part is essential for the efficient maintenance of your engine system and ensures the longevity of your setup. Rely on quality and reliability when selecting your OEM spare parts.
Robust Flange for Engine ConnectionsDiscover our flange, comparison number 01235233, an essential OEM spare part that stands for the highest quality. Developed with precision, this product is excellent for MWM & Deutz engines and facilitates maintenance.Compelling Product DetailsThis flange belongs to the article group Holders, plates and flanges and excels in its relevance for industrial applications. As an OEM spare part, it meets special standards to keep your engine running reliably and is the right choice for professional users.Suitable for MWM & Deutz EnginesThis product, suitable for MWM & Deutz, ensures an optimal connection of components and improves the performance of your engines. Make the choice that meets the demands of your projects.
FLANGE with the comparison number 85300009058 suitable for MAN D engines
Flange with Comparison Number 12173789 Discover the flange with the comparison number 12173789, which has been specifically designed to work optimally with MWM & Deutz engines. Weighing only 0.196 kg, this product is ideal for marine and stationary applications, ensuring consistent performance.Your Solution for Engine Performance The flange belongs to the product group holders, plates and flanges. As an OEM replacement part, this product is compatible with well-known manufacturers and meets all necessary quality requirements. Versatile in use, it supports the flawless operation of your engines and related equipment.
Premium Spare Part: Flange for EnginesDiscover our flange with the reference number 12018121, an indispensable spare part that has been specifically optimized for demanding applications. The robust construction and lightweight of 0.545 kg make this flange an ideal component for your engines. The excellent quality of our OEM spare parts ensures reliable performance in your business.
Robust Flange for Engine ConnectionsThe flange with the comparison number 03363885 is an essential OEM replacement part, ideally suited for your application. Part of the category Holders, plates and flanges, this product ensures a reliable connection in engines. Weighing only 0.42 kg, this flange combines stability and ease of handling.
Robust Flange for Outstanding PerformancePresent yourself with our flange, classified under comparison number 30.13-009/4.2. This product is an OEM replacement part specifically designed to meet the requirements of your engines. Its sturdy design ensures the necessary strength and safety.Suitable for MWM & Deutz EnginesThe comparison number 30.13-009/4.2 describes a flange that is suitable for MWM & Deutz engines. At MOPA Motorparts, we place the highest value on the quality of our products. These OEM replacement parts are a top-notch solution to optimize the performance of your engines and minimize downtime. With a weight of 9.75 kg, the flange is not only robust but also agile in application.
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Flange for Perfect Use – Comparison Number 12162440Experience our flange OEM replacement part, comparison number 12162440, suitable for MWM & Deutz engines. This product has been specifically designed to ensure that your machines operate efficiently and reliably. Weighing 0.415 kg, the flange combines easy handling with high load-bearing capacity.Precise Performance for Your ApplicationsThe replacement part is suitable for MWM & Deutz engines and provides a precise fit that is essential for optimal performance. Our OEM replacement parts are manufactured under strict quality standards and undergo internal checks to ensure they meet the high requirements of the engine industry.
Precision Flange – Versatile ApplicationDiscover our product, the flange with comparison number 02161208. This flange is specifically designed and suitable for MWM & Deutz engines. In the category "Holders, plates and flanges," it ensures optimal fit and reliability through excellent manufacturing. Weighing only 2 kg, it is ideally suited for various applications, especially in the marine sector and in stationary applications.
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First-Class OEM Replacement Part for Engine Applications Discover our flange OEM replacement part with the part number 04264031, which offers optimal performance for engines. This product belongs to the group holders, plates and flanges and is particularly distinguished by its fit.
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