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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 - 81323120945 suitable for MAN D engines

PLAIN WASHER - 81323120945 suitable for MAN D engines

Premium Plain Washer for Your Engine RequirementsDiscover our product, the plain washer with the comparison number 81323120945, specially designed. This OEM replacement part impresses with its excellent fit and is suitable for MAN D engines.Precision and Quality in FocusThe high precision and quality of this OEM replacement part ensure optimal operation of your engines. The product supports the performance and longevity of the machines in which it is used.

WASHER 95,2X109,6X0,9-CK60-BK - 81323120944 suitable for MAN D engines

WASHER 95,2X109,6X0,9-CK60-BK - 81323120944 suitable for MAN D engines

Precise Washer 95,2x109,6x0,9-ck60-bkDiscover our washer 95,2x109,6x0,9-ck60-bk with the reference number 81323120944 – a suitable OEM replacement part for MAN D engines. This product ensures optimal performance and longevity of your engines.

PLAIN WASHER - 81323120943 suitable for MAN D engines

PLAIN WASHER - 81323120943 suitable for MAN D engines

OEM Replacement Part for MAN D EnginesDiscover our OEM replacement part, the plain washer with the comparison number 81323120943. This product is perfectly suited for applications in marine and stationary environments and ensures optimal fit.

WASHER 19,2X35X1,5-ST-ALSN20 - 81323120941 suitable for MAN D engines

WASHER 19,2X35X1,5-ST-ALSN20 - 81323120941 suitable for MAN D engines

Premium Replacement Part for MAN D EnginesDiscover the Washer 19,2x35x1,5-st-alsn20, which with the comparison number 81323120941 offers the ideal solution for your applications. This OEM replacement part has been specifically designed for use in engines, ensuring high reliability and efficiency. Weighing only 0.006 kg, it is lightweight yet robust.

WASHER 19,2X26X1,5-C45E - 81323120940 suitable for MAN D engines

WASHER 19,2X26X1,5-C45E - 81323120940 suitable for MAN D engines

Precise Washer for Your EnginesDiscover our product: the Washer 19,2x26x1,5-c45e, suitable for MAN D engines. This premium washer is characterized by its robust properties and is essential for reliable performance of your engines. The comparison number 81323120940 allows for easy identification and secure purchasing.

WASHER 25,1X30X2-ST37-A3C - 81323120939 suitable for MAN D engines

WASHER 25,1X30X2-ST37-A3C - 81323120939 suitable for MAN D engines

Efficient OEM Spare Part for Your ApplicationsThe Washer 25,1x30x2-st37-a3c (comparison number 81323120939) is an essential OEM spare part that offers the highest precision for your operation. This product is suitable for MAN D engines and impresses with durable materials and reliable manufacturing.Optimal Dimensions for Versatile UseWith dimensions of 25.1 mm in diameter and 2 mm in thickness, this product fits perfectly and offers high efficiency even under demanding conditions. Weighing only 0.005 kg, this spare part is both lightweight and optimal.

PLAIN WASHER - 81323120935 suitable for MAN D engines

PLAIN WASHER - 81323120935 suitable for MAN D engines

High-Quality Plain Washer for Your NeedsDiscover our plain washer with the comparison number 81323120935, which is exceptionally suitable for MAN D engines. This plain washer belongs to the category of washers and impresses with its quality that only OEM replacement parts can provide.Perfect Fit for EnginesThe comparison number 81323120935 ensures the best fit for MAN D engines. As an OEM replacement part, our product meets the highest performance standards. Unlike aftermarket solutions, you will find the safety and reliability needed for your applications here.

SHIM - 81323120934 suitable for MAN D engines

SHIM - 81323120934 suitable for MAN D engines

Efficient Shim Suitable for MAN D EnginesDiscover the shim with the comparison number 81323120934, an essential product designed to meet your requirements for engines. This shim is suitable for MAN D engines and ensures balanced performance and stability. With a lightweight of only 0.01 kg, it is ideal for use in demanding applications.Reliable OEM Replacement Parts for Your MachinesWe exclusively offer OEM replacement parts that support the quality of your machines. This shim, suitable for MAN D, meets the strict standards you expect from an OEM replacement part. At MOPA Motorparts, we place great value on original equipment quality at competitive prices, so you can count on a smoothly functioning machine in the long term.

SHIM - 81323120933 suitable for MAN D engines

SHIM - 81323120933 suitable for MAN D engines

Shim: Quality for Demanding EnginesDiscover the shim with the comparison number 81323120933, an indispensable part for your engines. This product has been specifically designed to enable optimal performance in applications suitable for MAN D engines. Quality and reliability are at the forefront of our product range, which is excellently suited for marine and stationary applications.Features and Benefits of the ShimThe shim weighs only 0.01 kg, making it a handy and easily installable part. It ensures that your MAN D engines operate smoothly. With the comparison number 81323120933, you can be confident that you are making the right choice.

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SHIM - 81323120932 suitable for MAN D engines

SHIM - 81323120932 suitable for MAN D engines

Shim: Your Reliable OEM Replacement PartDiscover the shim with the comparison number 81323120932, an OEM replacement part specifically designed for MAN D engines. This precisely manufactured shim contributes to the optimal performance of your engines and ensures reliable function under challenging conditions. Weighing just 0.01 kg, this product is also easy to handle and install.Suitable for MAN D Engines and Excellent QualityAs part of the group of washers, this OEM replacement part is compatible with MAN D engines and meets high quality standards. Through rigorous testing, we ensure that each shim withstands all requirements. Rely on the performance and stability of this product to operate your engines efficiently and smoothly.

Sale price: €16.95Regular price:€18.84(10% saved)
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WASHER 113X129,8X1,3-C45-BK - 81323120931 suitable for MAN D engines

WASHER 113X129,8X1,3-C45-BK - 81323120931 suitable for MAN D engines

Convincing Washer for Mechanics and ProfessionalsDiscover the washer 113x129,8x1,3-c45-bk with the comparison number 81323120931. This OEM spare part is specifically designed for MAN D engines and offers a precise fit for maximum performance. Weighing only 0.03 kg, this product is the ideal choice for marine and stationary applications.Suitable for MAN D EnginesThe washer with the comparison number 81323120931 is your optimal OEM spare part to ensure the functionality of your engines suitable for MAN D. Experience the benefits of original equipment quality at an unbeatable price and enhance the efficiency of your machines.

Sale price: €88.83Regular price:€98.70(10% saved)
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WASHER 113X129,8X1,4-C45-BK - 81323120930 suitable for MAN D engines

WASHER 113X129,8X1,4-C45-BK - 81323120930 suitable for MAN D engines

Premium Washer 113x129,8x1,4-c45-bkExperience the premium washer 113x129,8x1,4-c45-bk, which impresses as an OEM replacement part with the comparison number 81323120930. This product is suitable for MAN D engines and meets the highest quality standards required for marine and stationary engine technology.Light and Efficient Design Weighing only 0.03 kg, this OEM replacement part offers both precision and cost-effectiveness. Thanks to the wide selection in our inventory with abundant stock, you can get the washer 113x129,8x1,4-c45-bk at an attractive price and can count on fast delivery times.

WASHER 113X129,8X1,5-C45-BK - 81323120929 suitable for MAN D engines

WASHER 113X129,8X1,5-C45-BK - 81323120929 suitable for MAN D engines

Washer with Comparison Number 81323120929Experience outstanding quality with our washer, which bears the comparison number 81323120929. This replacement part is specifically designed to fit MAN D engines and provides a perfect solution for your needs in marine and stationary applications.Precise Dimensions for MAN D EnginesThe washer has dimensions of 113x129.8x1.5 mm and is made from C45BK material. This replacement part ensures that your engines operate reliably and provides you with the assurance you need to keep your machines running.

WASHER 113X129,8X1,6-C45-BK - 81323120928 suitable for MAN D engines

WASHER 113X129,8X1,6-C45-BK - 81323120928 suitable for MAN D engines

Discover Now: Washer 113x129,8x1,6-c45-bkExplore the OEM spare part Washer 113x129,8x1,6-c45-bk, specifically designed to work optimally with suitable for MAN D engines. This product with the reference number 81323120928 represents quality and reliability in application.Practical Advantages for Your SystemsWeighing only 0.03 kg, the Washer 113x129,8x1,6-c45-bk offers user-friendly handling. This OEM spare part is an essential component that ensures your engines run smoothly. Trust our reference number for the identification and authenticity of the product.

WASHER 113X129,8X1,7-C45-BK - 81323120927 suitable for MAN D engines

WASHER 113X129,8X1,7-C45-BK - 81323120927 suitable for MAN D engines

Optimal Fit for EnginesDiscover our premium product, the Washer 113x129,8x1,7-c45-bk. The comparison number 81323120927 ensures that you find the right spare part. This OEM spare part impresses with its precise manufacturing and reliability, ideal for applications in marine and stationary fields.Excellent Features of the WasherThe Washer 113x129,8x1,7-c45-bk with the comparison number 81323120927 is specifically designed to function optimally. Weighing only 0.04 kg, it allows for easy handling. Thanks to its special properties, this Washer is perfectly suited for use in compatible with MAN D engines.

WASHER 113X129,8X1,8-C45-BK - 81323120926 suitable for MAN D engines

WASHER 113X129,8X1,8-C45-BK - 81323120926 suitable for MAN D engines

Washer suitable for MAN D engines Discover our washer 113x129,8x1,8-c45-bk, which is the ideal OEM replacement part, suitable for MAN D engines. With the comparison number 81323120926, you receive a product that impresses with precision and exact fit.

WASHER 113X129,8X1,9-C45-BK - 81323120925 suitable for MAN D engines

WASHER 113X129,8X1,9-C45-BK - 81323120925 suitable for MAN D engines

Excellent OEM Replacement Part for MAN D EnginesDiscover the Comparison Number 81323120925 Washer 113x129,8x1,9-c45-bk, a top-quality OEM replacement part specifically designed to fit MAN D engines. This product offers the highest quality and precision – ideal for use in diesel and gas engines.Lightweight and Robust for Versatile UseWeighing only 0.04 kg, the Washer 113x129,8x1,9-c45-bk is not only lightweight but also extremely robust. It is suitable for MAN D engines and is perfect for stationary use as well as maritime applications. Trust in excellence with every OEM replacement part.

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SHIM - 81323120924 suitable for MAN D engines

SHIM - 81323120924 suitable for MAN D engines

Shim compatible with MAN D EnginesDiscover the shim (reference number: 81323120924) – a top-quality product from MOPA Motorparts, specialized in OEM spare parts. This spare part is compatible with MAN D engines and ensures precise fitting and high reliability. Weighing only 0.01 kg, the shim is not only lightweight but also designed to meet the demands of marine and stationary use.

Sale price: €11.88Regular price:€13.20(10% saved)
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SHIM - 81323120923 suitable for MAN D engines

SHIM - 81323120923 suitable for MAN D engines

Precise Shim with Comparison Number 81323120923Discover the shim with the comparison number 81323120923 from our selection at MOPA Motorparts. This OEM spare part ensures a precise fit, suitable for MAN D engines. Weighing only 0.01 kg, the shim impresses with its lightness and robustness, designed for demanding applications.Reliability and Quality in FocusAs a family business in its second generation, we place great value on the satisfaction of our B2B customers. We offer our OEM spare parts at competitive prices without compromising on quality. The shim is an indispensable product that ensures optimal performance of engines and is particularly suitable for applications at sea and in stationary use.

SHIM - 81323120922 suitable for MAN D engines

SHIM - 81323120922 suitable for MAN D engines

Quality Product: ShimDiscover our shim, the replacement part with the comparison number 81323120922. This shim is an essential element perfectly developed to operate engines efficiently. In use for marine and stationary applications, it shows its strengths as a reliable component.Suitable for MAN D: Optimal PerformanceOur shim is specifically designed to fit MAN D engines. With its precise fit and the use of high-quality materials, we ensure that you receive a replacement part that meets all expectations for quality and performance. Trust in this proven product, which supports the durability of your engines.

SHIM - 81323120921 suitable for MAN D engines

SHIM - 81323120921 suitable for MAN D engines

Precision Shim: Comparison Number 81323120921The shim with the comparison number 81323120921 is an essential product designed for MAN D engines. This shim plays a crucial role in the efficiency and longevity of your engines. It meets strict requirements and offers excellent precision that is specifically tailored to the needs of diesel and gas engines.Materials and Quality: OEM Replacement Parts for the Same QualityThe product is an OEM replacement part that meets the standards of the Equipment Manufacturer. Each component of this shim provides a quality that you can expect for your motorized applications. Suitable for MAN D engines, this washer ensures optimal operation and reduces wear throughout the lifespan of your engines.

SHIM - 81323120920 suitable for MAN D engines

SHIM - 81323120920 suitable for MAN D engines

Optimal Shim – Comparison Number 81323120920Discover the shim with the comparison number 81323120920, an essential product for optimizing the performance of your engines. This OEM replacement part is specifically designed and meets the highest standards of quality and reliability. It is indispensable for the smooth operation of your machines.

SHIM - 81323120919 suitable for MAN D engines

SHIM - 81323120919 suitable for MAN D engines

Optimal Spare Part: ShimDiscover the shim with the reference number 81323120919, an essential product for the efficiency of your suitable for MAN D engines. This washer is not only lightweight (0.01 kg) but also easy to install and fits seamlessly into various applications. It is crucial for the stability and functionality of your engines in maritime and stationary use.Quality of OEM Spare PartsOur shim is an OEM spare part and offers the highest standards. Unlike aftermarket alternatives, OEM spare parts provide an exact fit that is vital for the reliability of your suitable for MAN D engines. Rely on solutions that are suitable for MAN D engines and maximize the performance of your drive systems.

SHIM - 81323120918 suitable for MAN D engines

SHIM - 81323120918 suitable for MAN D engines

Robust Shim for All ApplicationsDiscover the shim (comparison number: 81323120918), an excellent OEM replacement part that is optimally suited to support engines compatible with MAN D. Weighing only 0.02 kg, this product meets high industry specifications and ensures smooth operation. This shim is an essential component to improve and maintain the efficiency of your engines.Stock and AvailabilityIn our extensive inventory, we offer a wide range of OEM replacement parts, including the shim suitable for MAN D engines. We understand how important it is to have access to the right replacement parts at all times, especially for uninterrupted operation.

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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