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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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SHIM - 04416562 suitable for MWM & Deutz engines

SHIM - 04416562 suitable for MWM & Deutz engines

Premium Shim for Professional ApplicationsDiscover the shim (reference number: 04416562), a top-quality OEM spare part designed for MWM & Deutz engines. With this product, you optimize the efficiency of your machines and maximize their performance.Quality Without CompromiseOur over 25 years of experience ensures you reliable and precise spare parts. This OEM spare part is the first component when it comes to addressing challenges that may arise in the operation of MWM & Deutz engines.

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SHIM RING - 04395343 suitable for MWM & Deutz engines

SHIM RING - 04395343 suitable for MWM & Deutz engines

Robust Shim Ring that Optimizes Your PerformanceDiscover our shim ring with the comparison number 04395343, a premium OEM spare part that meets the highest standards. This product belongs to the group of washers and is perfectly tailored to the requirements of engines that must deliver consistently excellent performance.Suitable for MWM & Deutz EnginesThe shim ring is specifically designed to be compatible with MWM & Deutz engines and offers excellent fit. Whether in marine or stationary applications, our shim ring benefits the engines and ensures optimal operation.

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SHIM - 04417164 suitable for MWM & Deutz engines

SHIM - 04417164 suitable for MWM & Deutz engines

Precise Shim: Increase EfficiencyThe shim with the comparison number 04417164 is a top-quality OEM spare part specifically designed to fit the high-performance MWM & Deutz engines. This selected component plays a crucial role in ensuring the smooth operation of your engines and enhances effectiveness in use.

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PLAIN WASHER - 04395959 suitable for MWM & Deutz engines

PLAIN WASHER - 04395959 suitable for MWM & Deutz engines

First-Class Plain Washer for Various ApplicationsDiscover the plain washer with the comparison number 04395959, specifically designed for the requirements of engines compatible with MWM & Deutz. This OEM replacement part ensures top-notch fit and durability to optimally support the performance of your engines.

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PLAIN WASHER - 04423255 suitable for MWM & Deutz engines

PLAIN WASHER - 04423255 suitable for MWM & Deutz engines

Current Washer: Item Number 04423255Discover the washer with the comparison number 04423255, an essential OEM spare part. This product is suitable for engines designed for MWM & Deutz. The quality of this washer ensures the longevity and efficiency of your machines.Information on OEM Spare PartsOur OEM spare parts are distinguished by their superior quality. Compared to aftermarket products, the spare parts from Original Equipment Manufacturer (OEM) provide optimal fit and functionality. This washer with the comparison number 04423255 meets the requirements for repairs and maintenance.

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RETAINING WASHER - 04422852 suitable for MWM & Deutz engines

RETAINING WASHER - 04422852 suitable for MWM & Deutz engines

Optimal Retaining Washer for Your MachineDiscover our retaining washer, an OEM replacement part listed under the comparison number 04422852. This essential component is suitable for MWM & Deutz engines and secures essential connections within your engines. The retaining washer helps maintain the optimal functionality of your machines.Trusted OEM Replacement Parts for Your EquipmentOur retaining washer is an example of top-quality OEM replacement parts that we offer suitable for MWM & Deutz engines. Rely on quality and innovative solutions for your industrial applications.

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LOCK WASHER - 04406014 suitable for MWM & Deutz engines

LOCK WASHER - 04406014 suitable for MWM & Deutz engines

Reliable Lock Washer for Engine ApplicationsDiscover the lock washer with the comparison number 04406014, an essential product for the maintenance of your engines. This OEM replacement part offers top-notch quality that is necessary to avoid issues in engines suitable for MWM & Deutz. The lock washer meets the high demands that are essential for users of MWM & Deutz engines.Quality Replacement Parts for Robust PerformanceThis replacement part is suitable for MWM & Deutz engines and ensures the reliable functionality you expect. Rely on our experience in the field of engine parts to keep your machines operating efficiently.

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TOOTH LOCK WASHER - 04402526 suitable for MWM & Deutz engines

TOOTH LOCK WASHER - 04402526 suitable for MWM & Deutz engines

Tooth lock washer: Your reliable OEM replacement partDiscover our OEM replacement part, the tooth lock washer with the comparison number 04402526. This outstanding product is suitable for MWM & Deutz engines and offers the best quality. As part of the product group "washers," this replacement part delivers optimal performance for your applications.For your engine project: Comparison number 04402526With the comparison number 04402526, you will receive a component that is perfectly designed for the specific requirements of your engines. Our OEM replacement parts are characterized by their perfect fit, making them the best choice compared to aftermarket products.

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SHIM RING - 04417111 suitable for MWM & Deutz engines

SHIM RING - 04417111 suitable for MWM & Deutz engines

Our Product: Shim Ring Discover our top-quality product, the shim ring with the comparison number 04417111. This provides your machine with outstanding quality and precision, suitable for MWM & Deutz engines. OEM spare parts from MOPA Motorparts ensure a perfect fit and long-term reliability.

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PLAIN WASHER - 04443356 suitable for MWM & Deutz engines

PLAIN WASHER - 04443356 suitable for MWM & Deutz engines

Quality Product: Plain washer with comparison number 04443356Discover the plain washer with the comparison number 04443356: a compelling product for demanding applications. This OEM spare part offers the durability and reliability you expect, having been developed for MWM & Deutz engines.

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PLAIN WASHER - 04415350 suitable for MWM & Deutz engines

PLAIN WASHER - 04415350 suitable for MWM & Deutz engines

Discover Our Plain Washer – Comparison Number 04415350This plain washer with the comparison number 04415350 is the ideal OEM spare part, suitable for MWM & Deutz engines. Experience the reliability and durability of our products, specifically designed to support the efficiency of your engines.

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PLAIN WASHER - 04415368 suitable for MWM & Deutz engines

PLAIN WASHER - 04415368 suitable for MWM & Deutz engines

Robust Plain Washer: Part Number 04415368Discover our product, the plain washer with the comparison number 04415368. This OEM replacement part is specifically suitable for MWM & Deutz engines and ensures reliable functionality. Benefit from the exact fit that enables optimal performance of your machines.Suitable for MWM & Deutz EnginesOur plain washer is developed to fit MWM & Deutz and ensures that the engines can operate smoothly. The OEM replacement part offers easy installation and enhances the efficiency of your machines.

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PLAIN WASHER - 04391422 suitable for MWM & Deutz engines

PLAIN WASHER - 04391422 suitable for MWM & Deutz engines

Practical Product for Efficient Applications Discover the practical product with the comparison number 04391422, a plain washer that has been designed for MWM & Deutz engines. This clamp-free performance component belongs to the category of OEM spare parts and ensures a perfect fit in your engines.

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SHIM - 04417170 suitable for MWM & Deutz engines

SHIM - 04417170 suitable for MWM & Deutz engines

Shim: Essential for Your EnginesEnsure the quality of your engines with our shim, available under the reference number 04417170. This OEM replacement part is optimally tailored to meet the requirements of your suitable for MWM & Deutz engines, ensuring flawless functionality.

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PLAIN WASHER - 04417072 suitable for MWM & Deutz engines

PLAIN WASHER - 04417072 suitable for MWM & Deutz engines

Quality of Our Plain Washer with Comparison Number 04417072Discover our plain washer with the comparison number 04417072—an outstanding OEM replacement part specifically designed for MWM & Deutz engines. This plain washer offers an optimal fit, making it perfect for applications in marine and stationary technology, and reliably supports your machines.Precision for MWM & Deutz EnginesThe precision of this plain washer is unparalleled, and it is suitable for MWM & Deutz engines. Use OEM replacement parts to maximize the efficiency of your engines. Rely on the top-notch features that this plain washer provides to enhance the performance of your systems.

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PLAIN WASHER - 04423391 suitable for MWM & Deutz engines

PLAIN WASHER - 04423391 suitable for MWM & Deutz engines

Premium Plain Washer with Comparison Number 04423391Discover the plain washer with the comparison number 04423391, an essential product for your engines. This plain washer is particularly suitable for MWM & Deutz engines. Quality and reliability are paramount with this OEM replacement part in order to optimize the performance of your machines.

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PLAIN WASHER - 04440214 suitable for MWM & Deutz engines

PLAIN WASHER - 04440214 suitable for MWM & Deutz engines

Quality with Comparison Number 04440214Discover the plain washer with the comparison number 04440214. This product is an OEM replacement part known for its optimal fit. It ensures that your machines can provide structural integrity even under the most demanding conditions.Optimal Performance Suitable for MWM & Deutz EnginesThis plain washer is suitable for MWM & Deutz engines and delivers the performance you expect from an OEM replacement part. By sourcing directly from manufacturers, these replacement parts offer longevity benefits that aftermarket products often lack.

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SHIM - 04416482 suitable for MWM & Deutz engines

SHIM - 04416482 suitable for MWM & Deutz engines

Reliable Solution: Shim 04416482Discover the shim with the comparison number 04416482, which is ideally suited for use in MWM & Deutz engines. This product offers you significant advantages in marine and stationary applications, ensuring that your engines operate efficiently.Trust & Tradition: Focus on QualityAs a second-generation family business, MOPA Motorparts stands for quality and reliability in the parts industry. Our products, including the shim, are specifically designed for MWM & Deutz engines and are checked against the highest standards. We offer a wide range of OEM spare parts to optimally support your applications.

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SHIM - 04419199 suitable for MWM & Deutz engines

SHIM - 04419199 suitable for MWM & Deutz engines

Quality Product: Shim for the Highest DemandsDiscover our shim as an OEM replacement part with the comparison number 04419199, suitable for MWM & Deutz engines. This shim ensures precise adjustment and helps you maximize the efficiency of your systems. Trust in our selection of high-quality OEM replacement parts, specifically designed for continuous operations.

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PLAIN WASHER - 04415344 suitable for MWM & Deutz engines

PLAIN WASHER - 04415344 suitable for MWM & Deutz engines

Excellent Plain Washer: Your OEM Replacement Part for EnginesDiscover the plain washer with the comparison number 04415344, which is perfectly suitable for MWM & Deutz engines. This product is the solution you need to maximize functionality. Rely on sustainable OEM replacement parts that stand for quality.

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PLAIN WASHER - 04415333 suitable for MWM & Deutz engines

PLAIN WASHER - 04415333 suitable for MWM & Deutz engines

Efficient OEM Spare Part Suitable for MWM & DeutzDiscover our plain washer with the comparison number 04415333, an ideal OEM spare part specifically designed to optimize performance. The plain washer ensures that your suitable for MWM & Deutz engines operate efficiently and meet the high demands in use.

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PLAIN WASHER - 04426324 suitable for MWM & Deutz engines

PLAIN WASHER - 04426324 suitable for MWM & Deutz engines

Excellent Plain Washer for Your EngineDiscover the plain washer with the comparison number 04426324, specifically designed to integrate harmoniously with your application. This product meets the highest standards and fulfills the requirements of engines.Suitable for MWM & DeutzThe comparison number 04426324 refers to a replacement part that is ideally suited for engines, compatible with MWM & Deutz. Each replacement part undergoes stringent internal controls to ensure optimal performance.

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SHIM - 04416587 suitable for MWM & Deutz engines

SHIM - 04416587 suitable for MWM & Deutz engines

Shim for Demanding EnginesExperience the shim with the comparison number 04416587, a high-quality OEM replacement part specifically designed for your MWM & Deutz engines. This premium product offers excellent fit and reliable performance in various applications and conditions.

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SHIM - 04408823 suitable for MWM & Deutz engines

SHIM - 04408823 suitable for MWM & Deutz engines

Optimal Shim for EnginesDiscover the shim with the comparison number 04408823, an essential OEM replacement part for superior reliability. This shim is perfectly tailored to support excellent performance for suitable for MWM & Deutz engines. Manufactured with precision, this product meets all high standards.Quality Assurance for OEM Replacement PartsOur products, including the shim with the comparison number 04408823, comply with the standards of renowned manufacturers. Suitable for MWM & Deutz, these OEM replacement parts provide a long-term direction for the functionality of your engines. Through internal controls, we demonstrate our commitment to quality.

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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