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.
SHIM RING - 81907130915 suitable for MAN D engines
Precise Shim Ring for MAN D EnginesDiscover the shim ring with the comparison number 81907130915, an OEM spare part specifically designed to optimally harmonize with engines suitable for MAN D. Weighing only 0.001 kg, this product offers an ideal solution for the demanding conditions in maritime and stationary applications. You receive a product that reliably supports your engines.First-Hand QualityOur shim ring is an OEM spare part, manufactured according to the strict specifications of the manufacturer. The use of parts directly from the manufacturer ensures a quality that is not only safer but also more efficient compared to aftermarket products. Trust in the reliability that only a product suitable for MAN D engines can provide.
WASHER 13X80X4-200HV-A4C - 81907130913 suitable for MAN D engines
Premium Replacement Part Suitable for MAN D EnginesDiscover the Washer 13x80x4-200hv-a4c, a replacement part suitable for MAN D engines. With the reference number 81907130913, this product ensures a perfect fit and outstanding performance. The lightweight of 0.15 kg contributes to flexible application.
WASHER 31X47,52X4,75-ST - 81907130911 suitable for MAN D engines
High-Performance Washer Suitable for MAN D EnginesDiscover our Washer 31x47,52x4,75-st, which is marked with the comparison number 81907130911. This product offers a precise fit and is tailored to the requirements of MAN D engines.
- 81907130908 suitable for MAN D engines
Disc 4.20 – Suitable for MAN D enginesDiscover the Disc 4.20, the OEM replacement part with the comparison number 81907130908. This component is suitable for MAN D engines and ensures excellent performance in your marine or stationary application. The comparison number 81907130908 ensures that you select the right product without compromising on quality.Original equipment quality at the best pricesOur OEM replacement parts provide you with original equipment quality at competitive prices. With over 25 years of experience in the distribution of replacement parts for engines, we understand how crucial quality is for the smooth operation of your machines. The Disc 4.20 fits perfectly for your MAN D engines and is specifically designed to meet the demands.
PLAIN WASHER - 81907130904 suitable for MAN D engines
Excellent Plain Washer – Comparison Number 81907130904The plain washer with the comparison number 81907130904 is an essential OEM replacement part specifically designed for applications in engines. This plain washer offers excellent fit and impresses with its exceptional quality, which ensures reliable performance.Suitable for MAN D – Your Perfect SolutionThis product is perfectly suited for MAN D engines and ensures that your engine operates optimally. Weighing only 0.002 kg, the plain washer is lightweight yet stable enough to withstand demanding conditions. Trust us to provide the best solutions for your engine requirements.
PLAIN WASHER - 81907130902 suitable for MAN D engines
Exclusive Plain Washer with Comparison Number 81907130902Discover the plain washer with the comparison number 81907130902, an essential component for your engines. This OEM replacement part impresses with its precise fit. The washer weighs just 0.24 kg and ensures that your engines operate efficiently.
WASHER 12,3X19X2,5-ST - 81907130899 suitable for MAN D engines
Washer 12,3x19x2,5-st suitable for MAN D enginesDiscover the washer 12,3x19x2,5-st, marked with the reference number 81907130899. This product has been specifically designed to fit optimally in engines used in marine and stationary applications. With a lightweight of 0.003 kg, it impresses with its functionality and longevity.OEM spare parts for your enginesThe washer 12,3x19x2,5-st is an OEM spare part that has been specifically designed for MAN D engines. High-quality OEM spare parts help ensure that your engine operates efficiently and delivers optimal performance. Rely on this product to maximize your engines' performance.
WASHER A=0,90 - 81907130897 suitable for MAN D engines
Reliability of Washer Suitable for MAN D Engines Discover the precise washer with the comparison number 81907130897, specially suitable for MAN D engines. With a diameter of 0.90 and a weight of only 0.05 kg, this product is an essential part for your technical requirements.Quality through OEM Replacement Parts Our washer with the comparison number 81907130897 is among the OEM replacement parts that stand out for their exceptional precision. Unlike aftermarket products, our OEM replacement parts provide the same performance as the manufacturer’s parts, giving you reliable and durable solutions for your engines.
WASHER 70X79,5X2,6-ST35 - 81907130891 suitable for MAN D engines
Premium Product: Washer 70x79,5x2,6-st35 Discover our product, the Washer 70x79,5x2,6-st35, with the comparison number 81907130891. This spare part is suitable for MAN D engines and offers the highest reliability. Weighing only 0.022 kg, it ensures a perfect fit in your machine.Suitable for MAN D Engines: Optimal Functionality Our washer is a critical component specifically designed for engines that need to meet demanding conditions. The Washer 70x79,5x2,6-st35 impresses with its excellent material quality and ensures optimal performance of your machines.
WASHER 70X79,5X2,7-ST35 - 81907130890 suitable for MAN D engines
Premium Washer for MAN D EnginesDiscover the Washer 70x79,5x2,7-st35 from MOPA Motorparts, a premium spare part suitable for MAN D engines. With the comparison number 81907130890, we ensure that this product meets the highest quality standards and provides an ideal fit.Easy Handling and ReliabilityWeighing only 0.025 kg, the washer is easy to handle. It is an essential spare part for professional use. Our spare parts stand out for their reliability and durability, in contrast to many aftermarket parts, which often vary in quality.
WASHER 70X79,5X2,9-ST35 - 81907130888 suitable for MAN D engines
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WASHER 70X79,5X3,1-ST35 - 81907130886 suitable for MAN D engines
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WASHER 70X79,5X3,7-ST35 - 81907130880 suitable for MAN D engines
Efficient Performance for MAN D EnginesThe Washer 70x79,5x3,7-st35 is an essential part developed specifically for MAN D engines. With the comparison number 81907130880, you can easily select the right product for your machines. This washer is ideal for diesel and gas engines in marine and stationary applications.Suitable for MAN D Engines - Comparison Number 81907130880Thanks to the comparison number 81907130880, you can easily identify this part and ensure that it is perfectly suited for your applications. The washer has a weight of 0.34 kg and offers durable, reliable use due to its construction. This way, you rely on quality in the supplementary supply of your engines.
WASHER 8,5X22X3-ST - 81907130878 suitable for MAN D engines
Reliable Washer for Precise ApplicationsDiscover the Washer 8,5x22x3-st, equipped with the comparison number 81907130878. This part meets the highest standards and is specifically designed for applications suitable for MAN D engines. It ensures an excellent fit, which is crucial for the long-term functionality of your engines.Perfect Specifications for MAN D EnginesWith dimensions of 8.5 x 22 x 3 mm and a weight of only 0.007 kg, this Washer 8,5x22x3-st impresses with its efficiency and durability. As an optimized part for applications that are suitable for MAN D engines, it ensures smooth operation.
WASHER 70X79,5X0,15-ST35 - 81907130877 suitable for MAN D engines
Precision Washer for Your EnginesDiscover our product, the Washer 70x79,5x0,15-st35. With the reference number 81907130877, this OEM replacement part is essential for your engines. It is specifically designed to support optimal performance of the engines used in various applications.
PLAIN WASHER - 81907130874 suitable for MAN D engines
Unique Plain Washer with Comparison Number 81907130874Discover the plain washer with the comparison number 81907130874, a top-quality OEM spare part. This product is specifically designed to ensure optimal functionality in engines. It is lightweight and efficient, making it perfect for the demands of marine and stationary applications as well as for locomotives.Perfect Fit for MAN D EnginesThis plain washer is excellently suited for use in engines that are designed for MAN D. As OEM spare parts, we ensure that you receive the quality you need. Rely on our expertise to enhance the performance of your engines in the long term.
PLAIN WASHER - 81907130872 suitable for MAN D engines
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PLAIN WASHER - 81907130871 suitable for MAN D engines
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PLAIN WASHER - 81907130870 suitable for MAN D engines
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PLAIN WASHER - 81907130869 suitable for MAN D engines
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PLAIN WASHER - 81907130867 suitable for MAN D engines
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PLAIN WASHER - 81907130865 suitable for MAN D engines
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WASHER 18,4X27X2,1-ST37 - 81907130863 suitable for MAN D engines
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WASHER 38,15X50X6,65-ST - 81907130843 suitable for MAN D engines
Precise OEM Replacement Part for Marine and Stationary EnginesDiscover our product, the Washer 38,15x50x6,65-st, with the reference number 81907130843. This replacement part weighs 0.4 kg and is ideally suited for specific 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.
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.