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.
- 81930300347 suitable for MAN D engines
Efficient Disc 21x35x8-st37-2-ral9011 in FocusDiscover our product, the disc 21x35x8-st37-2-ral9011, with the reference number 81930300347. This OEM replacement part provides the perfect fit and durability you need.Tailored Solution for MAN D EnginesOur disc is specifically designed for MAN D engines. The OEM replacement part ensures that your engines operate efficiently and enable optimal performance.
SHIM - 81930300345 suitable for MAN D engines
Precise Product: Shim 81930300345Discover the shim with the comparison number 81930300345, specifically designed to optimally support engines. This OEM replacement part offers the highest quality and fit. It is suitable for MAN D engines and ensures smooth engine operation. Weighing only 0.035 kg, the shim is lightweight and durable – perfect for demanding applications.
SHIM - 81930300344 suitable for MAN D engines
Shim suitable for MAN D: Your reliable replacement partDiscover our shim, which is characterized by robustness and precision. The reference number 81930300344 identifies this OEM replacement part, which has been specifically designed to fit MAN D engines. Weighing only 0.036 kg, it is lightweight yet functional, ideal for various applications in the industry.
SHIM - 81930300343 suitable for MAN D engines
Shim for MAN D Engines in DetailDiscover the shim, comparison number 81930300343, specifically designed to seamlessly integrate into your MAN D engines. This OEM spare part is not just a component, but an essential piece to optimize the performance and lifespan of your engines. Weighing only 0.033 kg, the shim is functional and efficient.Quality You Can Count OnOur shim is an OEM spare part that meets the highest standards. Suitable for MAN D engines, it ensures optimal functionality and reliability. Trust in the excellence of original equipment quality: This means you can rely on durability and outstanding performance – all at a competitive price.
SHIM - 81930300342 suitable for MAN D engines
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SHIM - 81930300341 suitable for MAN D engines
Shim for High-Performance EnginesDiscover the shim with the comparison number 81930300341. This product is an OEM replacement part specifically designed to maximize engine functionality. Weighing only 0.038 kg, this component is lightweight yet robust, making it perfectly suitable for various engine applications.
SHIM - 81930300340 suitable for MAN D engines
Shim compatible with MAN D engines Discover the shim with the part number 81930300340, specifically designed as an OEM spare part. This product provides a reliable solution for engines that are compatible with MAN D engines. Its precise manufacturing ensures optimal performance and longevity of your diesel and gas engines in both marine and stationary applications.
SHIM - 81930300339 suitable for MAN D engines
Precise Shim with Comparison Number 81930300339Discover the shim with comparison number 81930300339 – a precise OEM spare part that is suitable for MAN D engines. This shim minimizes vibrations and ensures stability during engine operation. Weighing only 0.04 kg, the part seamlessly integrates into your existing system and ensures smooth engine operation.Reliability in Engine SupplyThe shim belongs to the category of washers and is suitable for diesel and gas-operated engines in marine and stationary applications. Rely on our OEM spare parts, which are manufactured under strict quality standards. The comparison number 81930300339 stands for durability and the highest reliability in your technical use.
SHIM - 81930300338 suitable for MAN D engines
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SHIM - 81930300337 suitable for MAN D engines
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SHIM - 81930300336 suitable for MAN D engines
Shim – The Perfect ProductThe shim with the comparison number 81930300336 is an essential product that is perfectly tailored to the needs of engines. It significantly contributes to the efficiency of the entire motor system. Weighing only 0.042 kg, this shim meets the criteria for precise weight distribution and supports drive performance.
SHIM - 81930300335 suitable for MAN D engines
Efficiency with the ShimThe shim with the reference number 81930300335 is an indispensable OEM replacement part specifically designed for engines. This product plays a crucial role in ensuring that your applications operate efficiently and reliably. Weighing only 0.043 kg, the shim is lightweight yet robust, making it an ideal choice for use in various areas of mechanical engineering.
SHIM - 81930300334 suitable for MAN D engines
Precision Shim: Comparison Number 81930300334Discover the shim with the comparison number 81930300334, which is suitable for MAN D engines. This product belongs to the group of washers and plays a crucial role in the functionality of diesel and gas engines. The lightweight replacement part weighs only 0.043 kg, yet offers the robustness you need for marine and stationary applications.
SHIM - 81930300333 suitable for MAN D engines
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SHIM - 81930300332 suitable for MAN D engines
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SHIM - 81930300331 suitable for MAN D engines
Shim with Comparison Number 81930300331Discover the shim with the comparison number 81930300331, an essential OEM spare part that ensures optimal performance of engines. Weighing only 0.046 kg, this product is lightweight and robust. It is suitable for MAN D engines and contributes to increasing the efficiency of your engine in marine and stationary applications.Precision and Quality of Comparison Number 81930300331The OEM spare part is not only functional but also designed for the highest accuracy. The comparison number 81930300331 represents the shim that has been specifically developed to meet the requirements of MAN D engines. Rely on our experience and the expertise we have built as a family business in the second generation for over 25 years.
SHIM - 81930300330 suitable for MAN D engines
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WASHER 8,3X18X5-M3165P7 - 81930300270 suitable for MAN D engines
Reliable OEM Replacement Part for MAN D EnginesThe Washer 8,3x18x5-m3165p7 impresses with its precise workmanship and represents solid performance in your engine. It is available as an OEM replacement part with the comparison number 81930300270 and fits perfectly for MAN D engines. Trust in the quality that only high-quality parts can provide.Perfect Fit for Your ApplicationsThis practical product has a lightweight of only 0.001 kg, making handling easy. The Washer 8,3x18x5-m3165p7 is not only functional but also practical for use in marine and stationary applications, suitable for MAN D engines.
PLAIN WASHER - 81930300216 suitable for MAN D engines
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INSIDE RING - 81930210408 suitable for MAN D engines
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WASHER 16,5X40X25-ST50-2 - 81930200987 suitable for MAN D engines
Premium Quality: Washer 16,5x40x25-st50-2The washer 16,5x40x25-st50-2 is a top-quality OEM replacement part, characterized by high precision. With the comparison number 81930200987, this product is specifically designed for MAN D engines and contributes to optimal functionality.Weight and Handling for Your EnginesWeighing only 0.2 kg, the washer is easy to install and fits perfectly in your engines. Rely on our many years of experience to advance your projects with the best components. OEM replacement parts stand for the highest quality!
INSIDE RING - 81930200704 suitable for MAN D engines
Premium Quality: Inside ring suitable for MAN D enginesThe inside ring with the comparison number 81930200704 is a top-quality OEM replacement part specifically designed for diesel and gas engines. This product is suitable for MAN D engines and offers the highest functionality, ensured by reputable manufacturers. By using OEM replacement parts, you secure optimal performance and durability for your applications.
WASHER 25,4X30X9-ST35-BK - 81930200462 suitable for MAN D engines
Product Description: Washer 25,4x30x9-st35-bkDiscover the Washer 25,4x30x9-st35-bk (comparison number 81930200462), suitable for MAN D engines. Weighing only 0.02 kg, this spare part offers excellent fit and ensures reliable performance for your engines.
SHIM - 81917106002 suitable for MAN D engines
Shim suitable for MAN D enginesDiscover the premium shim with the reference number 81917106002, compatible with MAN D engines. This precisely manufactured shim is an essential OEM replacement part that optimally supports the performance of your engines. Weighing 0.265 kg, it combines robustness with ease of handling, ensuring a smooth installation.Quality and precision in every detailThe shim with the reference number 81917106002 meets the highest quality standards that characterize OEM replacement parts. Each product undergoes rigorous testing to ensure that it withstands industry demands. Trust in the precision that only high-quality OEM replacement parts provide and sustainably enhance the efficiency of your engines.
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.