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Engine washer – sealing and load distribution for engines

An engine washer is a small yet critical component used in engine assembly to distribute pressure, prevent loosening, and ensure tight seals between fastened surfaces. Whether used under bolts, nuts or screws, the right engine washer supports structural integrity and protects sensitive engine parts. In both marine and industrial engines, high-quality engine washers are essential for reliability and long-term performance.

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PLAIN WASHER - 06852400 suitable for MWM & Deutz engines

PLAIN WASHER - 06852400 suitable for MWM & Deutz engines

Plain washer with comparison number 06852400 – Your SolutionDiscover our product, the plain washer with comparison number 06852400. This OEM replacement part offers the perfect solution for your needs. The minimal weight of 0.002 kg ensures straightforward handling and installation in your engines.Suitable for MWM & Deutz – Reliable PersonalitiesThis premium plain washer is suitable for MWM & Deutz engines and fits various applications within these renowned manufacturers. Every detail of this replacement part ensures reliable functionality that sustainably supports your engines.

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SPRING WASHER - 04416796 suitable for MWM & Deutz engines

SPRING WASHER - 04416796 suitable for MWM & Deutz engines

Premium Spring Washer in Best QualityDiscover our top-quality product: the spring washer with the reference number 04416796. This OEM replacement part offers you the reliability you need for your machines. It ensures that your equipment stays in top condition.Efficient Support for MWM & Deutz EnginesThis spring washer is suitable for MWM & Deutz engines, ensuring that your machines operate optimally. With the reference number 04416796, you receive a product that plays an essential role in engine integrity. Rely on the quality and precision of these OEM replacement parts.

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RETAINING WASHER - 04507898 suitable for Deutz engines

RETAINING WASHER - 04507898 suitable for Deutz engines

RETAINING WASHER with the comparison number 04507898 suitable for Deutz engines

Sale price: €66.55Regular price:€73.94(10% saved)
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RETAINING WASHER - 06852849 suitable for MWM & Deutz engines

RETAINING WASHER - 06852849 suitable for MWM & Deutz engines

Precision and Quality in Every DetailThe retaining washer with the comparison number 06852849 is an OEM replacement part that you need for the reliable operation of your engines. This product offers a perfect fit and durability. At MOPA Motorparts, we exclusively focus on replacement parts that meet all requirements for quality and precision.Essential for MWM & Deutz EnginesThe retaining washer is suitable for MWM & Deutz engines and ensures that your machines operate optimally. OEM replacement parts are an excellent choice as they are manufactured exactly according to the specifications of the manufacturer. Rely on the performance of our retaining washer to maximize the potential of your engines.

PLAIN WASHER - 04415975 suitable for MWM & Deutz engines

PLAIN WASHER - 04415975 suitable for MWM & Deutz engines

Washer with Reference Number 04415975 Discover the washer with the reference number 04415975, essential for ensuring optimal performance of engines. This product is characterized by great reliability and is suitable for MWM & Deutz engines.Original Equipment Manufacturer Quality for High-Performance EnginesOur OEM replacement parts provide an optimal solution. Every OEM replacement part such as the washer meets high quality standards and is suitable for the operational requirements of your engines, especially for MWM & Deutz.

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SHIM RING - 04416660 suitable for MWM & Deutz engines

SHIM RING - 04416660 suitable for MWM & Deutz engines

Excellent Shim Ring for Your EnginesProven shim ring with the comparison number 04416660. This OEM spare part ensures that your engine operates at the highest performance level – suitable for MWM & Deutz engines. Rely on our extensive experience to optimally meet your requirements.Precision for the Highest DemandsIt doesn’t matter whether you work with diesel or gas engines; this shim ring provides the necessary precision for consistent performance. With the comparison number 04416660 and the quality, you are well-equipped.

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PLAIN WASHER - 04394943 suitable for MWM & Deutz engines

PLAIN WASHER - 04394943 suitable for MWM & Deutz engines

Excellent Plain Washer: Precise Performance for EnginesDiscover the plain washer with the comparison number 04394943, a top-quality OEM spare part that reliably supports you in your operations. This product is suitable for MWM & Deutz engines and ideal for use in heavy machinery. An optimal interplay of material quality and processing ensures the necessary efficiency.Durable Materials for Maximum LongevityThe plain washer contributes to keeping all engines compatible with MWM & Deutz in proper working order. This crucial component from the category of OEM spare parts is designed to extend the lifespan of your equipment and minimize downtime. Rely on quality to keep your machines running.

RETAINING WASHER - 04419296 suitable for MWM & Deutz engines

RETAINING WASHER - 04419296 suitable for MWM & Deutz engines

Precise Retaining Washer with Comparison Number 04419296 Our retaining washer with the comparison number 04419296 is the ideal OEM spare part, suitable for MWM & Deutz engines. This washer belongs to the category of safety elements and ensures reliable maintenance of your engines in operation.Efficient Manufacturing for Maximum Functionality The product is manufactured in accordance with the highest quality standards and ensures that your engine runs efficiently. Our OEM spare parts, including this retaining washer, offer maximum compatibility and safety for your applications.

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SHIM - 04417146 suitable for MWM & Deutz engines

SHIM - 04417146 suitable for MWM & Deutz engines

Precise Shim for Demanding ApplicationsOur shim with the reference number 04417146 is a high-quality OEM replacement part, compatible with MWM & Deutz engines. Designed to optimize the performance of your engines, this part meets the highest quality standards. The use of selected materials ensures a long lifespan and reliability.Effective Product ClassificationOur product group comprises exclusively top-quality washers. Through stringent selection, we ensure the optimal efficiency of your diesel and gas engines. The reference number 04417146 assures you of the suitable component, enabling you to implement your projects effectively.

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PLAIN WASHER - 04417211 suitable for MWM & Deutz engines

PLAIN WASHER - 04417211 suitable for MWM & Deutz engines

Essential Plain Washer for MWM & Deutz Engines Discover the plain washer, an important OEM spare part that helps you optimize the performance of your engines. With the comparison number 04417211, this product is suitable for MWM & Deutz, ensuring the highest precision.Advantages of OEM Spare Parts Our plain washer is an OEM spare part that clearly stands out from aftermarket products. Rely on products that meet the high demands of your engines to ensure the longevity of your drive system.

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PLAIN WASHER - 04440120 suitable for MWM & Deutz engines

PLAIN WASHER - 04440120 suitable for MWM & Deutz engines

OEM Replacement Part for MWM & Deutz EnginesDiscover the plain washer (comparison number 04440120) – an essential OEM replacement part that can be used for MWM & Deutz engines in various applications. Our products stand for top quality and durability, ideal for demanding marine and stationary use.

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SHIM - 04416500 suitable for MWM & Deutz engines

SHIM - 04416500 suitable for MWM & Deutz engines

Efficient Delivery and Over 25 Years of ExperienceThe shim, known by the comparison number 04416500, is an essential OEM spare part for high-performance MWM & Deutz engines. This product significantly contributes to the stability and functionality of your engine, even in demanding environments.

INNENLIPPENRING - 09948357 suitable for MWM & Deutz engines

INNENLIPPENRING - 09948357 suitable for MWM & Deutz engines

Inner Lip Ring for Outstanding Cooler PerformanceThe inner lip ring with the comparison number 09948357 is an effective OEM replacement part that ensures optimal functionality in engine cooling systems. This specially designed ring is suitable for MWM & Deutz engines and offers high quality and durability in use.Perfect Fit for Highest DemandsWith the comparison number 09948357, this inner lip ring provides significant advantages. The OEM replacement part offers an ideal fit and high standards that are crucial for the efficient operation of numerous engines. Rely on this essential product to maximize the performance of your machines.

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PLAIN WASHER - 04417208 suitable for MWM & Deutz engines

PLAIN WASHER - 04417208 suitable for MWM & Deutz engines

Discover the plain washer with reference number 04417208Discover the plain washer with reference number 04417208, an essential product that ensures engines can operate efficiently. This OEM replacement part is specifically designed to be compatible with engines associated with the manufacturer MWM & Deutz. Rely on solid quality and experience that has been valued in the industry for over 25 years.Reliable parts for MWM & Deutz enginesOur plain washer is suitable for MWM & Deutz engines, allowing you to ensure the performance and efficiency of your systems. With the reference number 04417208, we provide you with an optimal fit so that your engines can perform excellently under operating conditions.

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SHIM - 04417988 suitable for MWM & Deutz engines

SHIM - 04417988 suitable for MWM & Deutz engines

Optimal Performance with the ShimDiscover the OEM replacement part, the shim with the comparison number 04417988, which ensures efficient engine performance. This product is compatible with MWM & Deutz engines and offers operational reliability that you can count on.Made in 2nd Generation: Our ExpertiseWe are a second-generation family business providing you with top-quality OEM replacement parts. Our shim is robust and ideal for ensuring the functionality of sensitive engines compatible with MWM & Deutz. Let our extensive selection of over 1 million replacement parts inspire you.

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WASHER - 04406007 suitable for MWM & Deutz engines

WASHER - 04406007 suitable for MWM & Deutz engines

Premium Washer suitable for MWM & DeutzOur washer (comparison number: 04406007) is an outstanding OEM replacement part that has been precisely manufactured. This product is ideal for MWM & Deutz engines and ensures optimal functionality. With this washer, you ensure the reliability of your engines used in maritime as well as stationary applications.Essential OEM Replacement Part for EnginesThe washer with comparison number 04406007 belongs to the group of washers and fits perfectly with the requirements of well-known manufacturers. Every OEM replacement part undergoes strict internal controls, ensuring that quality and reliability are always provided. Rely on our uncompromising commitment to supplying engine parts.

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PLAIN WASHER - 04426037 suitable for MWM & Deutz engines

PLAIN WASHER - 04426037 suitable for MWM & Deutz engines

Premium Insight: Comparison Number 04426037Discover our product with the comparison number 04426037, a high-quality plain washer. This OEM replacement part is suitable for MWM & Deutz engines and ensures that your machines operate smoothly. Trust over 25 years of experience with engine replacement parts!

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PLAIN WASHER - 04417004 suitable for MWM & Deutz engines

PLAIN WASHER - 04417004 suitable for MWM & Deutz engines

Exact plain washer with comparison number 04417004Discover the plain washer marked with comparison number 04417004, specifically suitable for MWM & Deutz engines. This OEM spare part offers you the best fit and is ideal for use in marine and stationary applications.Quality at MOPA MotorpartsOur family-run business in its second generation upholds a commitment to products that meet the highest demands. We place great emphasis on the development and provision of precise spare parts to meet the requirements of the industrial sector.

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SHIM RING - 04415197 suitable for MWM & Deutz engines

SHIM RING - 04415197 suitable for MWM & Deutz engines

Shim ring – Your solution with comparison number 04415197 Discover our shim ring with the comparison number 04415197. This OEM replacement part is specifically designed as a compatible product for MWM & Deutz engines. The precise manufacturing ensures smooth functionality and is crucial for the performance of your engines.Fit for Engines The shim ring belongs to the category of washers and is an essential OEM replacement part for efficient engine designs. It ensures that all components work together seamlessly, which is particularly important for the performance of engines developed for MWM & Deutz.

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SHIM - 04417152 suitable for MWM & Deutz engines

SHIM - 04417152 suitable for MWM & Deutz engines

Excellent Shim for Your EngineChoose our shim with the comparison number 04417152. This OEM replacement part offers impressive performance for your diesel and gas engines. With this shim, you ensure improved efficiency and smooth operation.

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SHIM - 04416498 suitable for MWM & Deutz engines

SHIM - 04416498 suitable for MWM & Deutz engines

Premium Replacement Part for Marine and Stationary ApplicationsDiscover our shim with the comparison number 04416498, designed as an OEM replacement for engines. This product ensures quality and reliability, especially in marine and stationary use, as well as in locomotives.Compatibility with Leading ManufacturersThe shim is suitable for MWM & Deutz engines. Trust in our OEM replacement parts that meet strict quality requirements and enable optimal functionality of your engine. The comparison number is the key to using a durable replacement part.

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PLAIN WASHER - 04417207 suitable for MWM & Deutz engines

PLAIN WASHER - 04417207 suitable for MWM & Deutz engines

Precise Plain Washer for EnginesDiscover the plain washer with the comparison number 04417207, a precise OEM replacement part in original equipment quality, suitable for diesel and gas engines. This plain washer is essential for the flawless function and performance of your engines.Suitable for MWM & Deutz EnginesThis plain washer is suitable for MWM & Deutz engines and has been specifically designed to meet the highest requirements. It offers a perfect fit and optimal interaction with the components of these manufacturers.

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SHIM - 04416476 suitable for MWM & Deutz engines

SHIM - 04416476 suitable for MWM & Deutz engines

Shim – Quality and Precision for EnginesDiscover our Shim, the reliable OEM spare part with the reference number 04416476. This Shim ensures that your engines operate efficiently. Our product delivers performance that withstands even the most demanding requirements, thanks to excellent craftsmanship.

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PLAIN WASHER - 04404685 suitable for MWM & Deutz engines

PLAIN WASHER - 04404685 suitable for MWM & Deutz engines

Excellent OEM Replacement Part: Plain Washer Comparison Number 04404685Discover our excellent OEM replacement part, the plain washer with the comparison number 04404685. This product offers you reliable accuracy and meets the highest standards. The use of this plain washer ensures that your MWM & Deutz engines function optimally.

Function and advantages

Engine washers serve several key functions in engine construction and repair. They are used to:

  • Distribute clamping force evenly across surfaces
  • Protect soft materials or coatings from fastener damage
  • Improve sealing and prevent loosening due to vibration

In dynamic applications, engine washers also help compensate for thermal expansion, surface irregularities and pressure shifts within the engine block or housing.

Types and applications

Engine washers are used across all major engine components – from cylinder heads and manifolds to oil pans, pumps and brackets. Common types include:

  • Flat washers for load distribution
  • Spring washers for vibration resistance
  • Sealing washers (e.g. copper or rubberized) for fluid-tight joints

Each engine washer must be matched to the specific fastener size, torque requirement and environmental condition. In marine and high-vibration engines, corrosion-resistant and locking washer types are preferred.

Materials and availability

Engine washers are typically made from hardened steel, stainless steel, brass, aluminum or copper – depending on application and environment. Coated variants help prevent corrosion and galling. We offer a wide range of engine washers for MTU, MAN, Volvo Penta, Deutz and MWM engines – in OEM-compatible quality and with fast availability.

Engine washer for industrial and marine engines – suitable for MTU, Deutz, MAN, Volvo Penta and MWM – replacement parts

FAQ

What is an engine washer used for?
An engine washer is placed under a nut, bolt or screw to distribute pressure, improve grip and prevent damage to surrounding surfaces. It also helps maintain torque and sealing under heat, pressure and vibration.

Are all engine washers the same?
No. Engine washers vary in size, thickness, material and function. Some are designed for sealing, others for locking or vibration damping. Using the correct washer type is critical for safety and performance.

When should engine washers be replaced?
Engine washers should be replaced during engine overhauls, when fasteners are removed, or when there are signs of wear, corrosion or deformation. Reusing worn washers can lead to leaks or torque loss.

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