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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 - 04417079 suitable for MWM & Deutz engines

PLAIN WASHER - 04417079 suitable for MWM & Deutz engines

Quality for Your Applications Discover the plain washer with the comparison number 04417079, an OEM replacement part specifically designed to meet the highest demands in MWM & Deutz engines. Our plain washer is an excellent product that integrates seamlessly into your engine.Suitable for Precise Functionality The plain washer is suitable for MWM & Deutz engines and ensures the performance your machines need. Our internal control ensures that only the best OEM replacement parts are in our range, providing you with quick solutions for the long-term operation of your engines.

SHIM - 06852964 suitable for MWM & Deutz engines

SHIM - 06852964 suitable for MWM & Deutz engines

Robust Shim – Comparison Number 06852964Our shim with the comparison number 06852964 is an essential OEM spare part that optimizes the performance of your engines. This product has been designed for industrial applications and ensures reliability and durability in demanding environments.Suitable for MWM & Deutz EnginesThe shim is ideally suited for MWM & Deutz engines, ensuring that you do not have to compromise on quality. With its specific properties, it becomes an indispensable component in operation. When maintaining your engines, having the right spare parts is of great importance.

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SPACER WASHER - 04404530 suitable for MWM & Deutz engines

SPACER WASHER - 04404530 suitable for MWM & Deutz engines

Spacer washer with comparison number 04404530Discover the spacer washer with the comparison number 04404530 – an essential product from the category "Lines and pipes," perfectly tailored to your needs. This OEM replacement part impresses with precision and ensures that your engines, suitable for MWM & Deutz, operate optimally.Quality for MWM & Deutz enginesThis high-performance component is specifically designed for use in MWM & Deutz engines. Rely on OEM replacement parts that are built for long durability and performance. Our industry experience brings you the highest quality!

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PLAIN WASHER - 04392958 suitable for MWM & Deutz engines

PLAIN WASHER - 04392958 suitable for MWM & Deutz engines

Precise Plain Washer: Comparison Number 04392958 Discover the precise plain washer with the comparison number 04392958, specifically designed for engines. This OEM spare part ensures optimal efficiency in demanding applications. The product impresses with durability and exact fit.

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WASHER - 04408017 suitable for MWM & Deutz engines

WASHER - 04408017 suitable for MWM & Deutz engines

Precise Details: Washer Comparison Number 04408017Discover the Washer with the comparison number 04408017, an essential OEM spare part. This durable product belongs to the category of "Washers" and plays a central role in the maintenance of engines.Quality for MWM & Deutz EnginesOur spare part is suitable for MWM & Deutz engines and offers optimal functionality and safety. Rely on the quality of our OEM spare parts, which are specifically tailored to the requirements of the marine and stationary sectors.

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PLAIN WASHER - 04415175 suitable for MWM & Deutz engines

PLAIN WASHER - 04415175 suitable for MWM & Deutz engines

Premium Plain Washer: Comparison Number 04415175Discover our impressive plain washer with the comparison number 04415175. This product is an essential spare part for your MWM & Deutz engines. Thanks to the robust construction of the plain washer, it meets the requirements of your engines and ensures smooth operation.Suitable Component for MWM & Deutz EnginesThe spare part, suitable for MWM & Deutz, is not only of the highest quality but also the perfect choice for reliable machine performance. Rely on the performance of our OEM spare parts, which meet the high standards of the manufacturing industry.

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SHIM - 04419166 suitable for MWM & Deutz engines

SHIM - 04419166 suitable for MWM & Deutz engines

Hidden Performance in the ShimDiscover the shim with the comparison number 04419166, an OEM replacement part for your engines. This shim is specifically designed to provide optimal fit and remarkable performance. As a product compatible with MWM & Deutz engines, it is ideal for marine and stationary use.

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PLAIN WASHER - 04417130 suitable for MWM & Deutz engines

PLAIN WASHER - 04417130 suitable for MWM & Deutz engines

Robust Plain Washer with Comparison Number 04417130Discover the plain washer with the comparison number 04417130, an important OEM spare part for efficient suitable for MWM & Deutz engines. This plain washer is distinguished by precision and its perfect fit. It supports performance optimization and improves functionality in various applications.

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SHIM - 04416509 suitable for MWM & Deutz engines

SHIM - 04416509 suitable for MWM & Deutz engines

Premium Shim: OEM QualityDiscover the shim with the comparison number 04416509, an important OEM replacement part that is suitable for MWM & Deutz engines. This washer ensures reliable performance, which is crucial for the functionality of your engine.

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PLAIN WASHER - 04406646 suitable for MWM & Deutz engines

PLAIN WASHER - 04406646 suitable for MWM & Deutz engines

Precise Replacement Part: Plain Washer for Your EngineDiscover our plain washer with the comparison number 04406646, which is ideal for diesel and gas engines. This plain washer belongs to the group of OEM replacement parts and impresses with perfect fit.

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PLAIN WASHER - 04406225 suitable for MWM & Deutz engines

PLAIN WASHER - 04406225 suitable for MWM & Deutz engines

Reliable Plain Washer as a High-Quality Replacement PartDiscover the plain washer, an essential OEM replacement part designed specifically for engines compatible with MWM & Deutz. With the comparison number 04406225, we offer product quality that meets industrial standards. Our article group "Washers" ensures the perfect fit and comprehensive performance you need.Original Equipment Manufacturer Quality for MWM & Deutz EnginesReplacement parts in original equipment manufacturer quality ensure that MWM & Deutz engines operate efficiently at all times. Our OEM replacement parts provide durability and system compatibility that cannot be achieved with generic brands. By choosing OEM replacement parts from MOPA Motorparts, you are opting for a powerful option.

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PLAIN WASHER - 04417184 suitable for MWM & Deutz engines

PLAIN WASHER - 04417184 suitable for MWM & Deutz engines

Top Quality of the Plain Washer for Your ApplicationsDiscover our product, the plain washer with the reference number 04417184, suitable for MWM & Deutz engines. This reliable washer belongs to the category of washers and supports the functionality of your engines in marine and stationary applications.

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SHIM - 04417165 suitable for MWM & Deutz engines

SHIM - 04417165 suitable for MWM & Deutz engines

Shim for Demanding EnginesDiscover the shim with the comparison number 04417165, which is essential for your applications. This OEM replacement part offers quality and performance that meet all engine requirements. Suitable for MWM & Deutz engines, the shim ensures that your machines run smoothly.Efficiency with Comparison Number 04417165The comparison number 04417165 is a mark of top-tier original equipment manufacturer quality. As an OEM replacement part, the shim offers high reliability and durability, suitable for MWM & Deutz engines. Benefit from our selection of replacement parts – a true asset for your operation.

INSIDE RING - 04388695 suitable for MWM & Deutz engines

INSIDE RING - 04388695 suitable for MWM & Deutz engines

Inside ring suitable for MWM & Deutz enginesDiscover the OEM replacement part, the inside ring with the comparison number 04388695, which is a specially designed component suitable for MWM & Deutz engines. With excellent fit accuracy, this product ensures that your engines can be operated reliably.Extensive selection for efficient project implementationOur range includes over a million replacement parts, including many products in our large inventory. This variety allows for quick access to the necessary components, enabling you to implement your projects efficiently.

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SHIM RING - 04417110 suitable for MWM & Deutz engines

SHIM RING - 04417110 suitable for MWM & Deutz engines

Robust Shim Ring for Your EnginesExperience the reliable shim ring with the comparison number 04417110, which plays a crucial role in our extensive category of OEM replacement parts. This product is essential for the operation of suitable for MWM & Deutz engines and ensures increased precision and performance.

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SPACER WASHER - 04388653 suitable for MWM & Deutz engines

SPACER WASHER - 04388653 suitable for MWM & Deutz engines

Spacer washer with reference number 04388653Discover our spacer washer with the reference number 04388653, an essential OEM replacement part for engines in marine and stationary applications. This product meets the high demands and standards you can expect from replacement parts.Compatible with MWM & Deutz enginesOur spacer washer is perfectly designed to optimally support engines that are compatible with MWM & Deutz. By using OEM replacement parts, you ensure comprehensive performance and longevity of your engines.

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PLAIN WASHER - 04417091 suitable for MWM & Deutz engines

PLAIN WASHER - 04417091 suitable for MWM & Deutz engines

All-around Efficient: Plain Washer with Comparison Number 04417091 Discover the innovative plain washer with the comparison number 04417091, an OEM replacement part suitable for MWM & Deutz engines. It has been specifically designed to provide optimal operation and durability, ensuring that your engine projects can benefit in the long term. This plain washer ensures that specific requirements in marine and stationary applications are ideally met.Precision for Engines in Every Application The plain washer impresses with its precise design. The product is compatible with MWM & Deutz engines and helps maximize the efficiency and operational safety of your engines. Invest in our OEM replacement part to execute repairs and maintenance efficiently.

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PLAIN WASHER - 04417192 suitable for MWM & Deutz engines

PLAIN WASHER - 04417192 suitable for MWM & Deutz engines

Quality Product with Comparison Number 04417192Discover the plain washer with the comparison number 04417192, suitable for demanding operating conditions. This product belongs to the category of washers and its comparison number indicates that it meets the highest standards.Optimally Suitable for MWM & Deutz EnginesOur plain washer is precisely designed for MWM & Deutz engines and ensures efficient performance. Compared to aftermarket solutions, our OEM spare parts offer reliable components that meet the manufacturer's specifications, thereby ensuring high operational safety.

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PLAIN WASHER - 04412841 suitable for MWM & Deutz engines

PLAIN WASHER - 04412841 suitable for MWM & Deutz engines

Efficient Plain Washer with Comparison Number 04412841Discover the efficient plain washer, comparison number 04412841, as a reliable OEM spare part. This plain washer is exactly what you need to optimize the performance of your engines. It belongs to the group of washers and represents a significant element in the function of drive systems.Suitable for MWM & Deutz EnginesThis plain washer is particularly suitable for MWM & Deutz engines and meets the highest industry standards. Rely on this quality when maintaining your engines to ensure the smooth operation of your systems.

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WASHER - 04408839 suitable for MWM & Deutz engines

WASHER - 04408839 suitable for MWM & Deutz engines

Precision in the Mechanics of the WasherDiscover our OEM replacement part – the washer with the comparison number 04408839. This component is precisely manufactured and ensures reliable functions in your engines. The washer is particularly advantageous for the safety and effectiveness of your applications.Meet Requirements Suitable for MWM & Deutz EnginesOur washer is suitable for MWM & Deutz engines. Thanks to its precise craftsmanship, this component is essential for assembly and operation to achieve optimal performance.

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SHIM - 04416479 suitable for MWM & Deutz engines

SHIM - 04416479 suitable for MWM & Deutz engines

Shim with Comparison Number 04416479The shim with comparison number 04416479 is an indispensable OEM replacement part for reliable engines. This product is compatible with MWM & Deutz and meets the highest standards of the Original Equipment Manufacturer. The precision of OEM replacement parts ensures optimal engine performance and longevity.

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PLAIN WASHER - 04409777 suitable for MWM & Deutz engines

PLAIN WASHER - 04409777 suitable for MWM & Deutz engines

Efficient Plain Washer – Comparison Number 04409777Discover the plain washer with comparison number 04409777, an OEM replacement part specifically designed to maximize engine performance. This product ensures efficient operation and reliable results in your machinery.

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SHIM - 04424407 suitable for MWM & Deutz engines

SHIM - 04424407 suitable for MWM & Deutz engines

Shim Comparison Number 04424407Discover our Shim, comparison number 04424407, which proves to be an indispensable product for engines. This washer ensures that your engine runs optimally while providing you with a reliable lifespan.Suitable for MWM & Deutz EnginesOur Shim is designed to fit MWM & Deutz engines, ensuring an exact fit and exceptional performance. With over 1 million spare parts in our assortment, you are sure to find the right OEM spare part for your needs.

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RETAINING WASHER - 04398684 suitable for MWM & Deutz engines

RETAINING WASHER - 04398684 suitable for MWM & Deutz engines

Retaining washer with reference number 04398684Discover the retaining washer with the reference number 04398684, an OEM spare part that is precisely suitable for MWM & Deutz engines. These OEM spare parts not only provide optimal function but also contribute to the longevity of your engines in marine and stationary applications.

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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