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.
WASHER 18,2X31,5X2-ST37 - 81323120772 suitable for MAN D engines
Precise Replacement Part for Your Applications The product Washer 18,2x31,5x2-st37 offers the highest precision and reliability. With the reference number 81323120772, this OEM replacement part suitable for MAN D engines is an excellent choice to optimize the functionality of your engines. The excellent fit ensures optimal performance.Perfect Fit for MAN D The Washer 18,2x31,5x2-st37 weighs only 0.01 kg, allowing for simplified installation. This OEM replacement part has been specifically designed for use in engines and has proven quality through internal controls. This ensures that you are choosing the right component for your applications.
WASHER 66X76X5,2-ST2K50 - 81323120771 suitable for MAN D engines
Quality Products for Your EnginesDiscover our OEM replacement part, the Washer 66x76x5,2-st2k50 with the comparison number 81323120771. This precisely manufactured part is ideal for use in MAN D engines and stands for the highest quality standards. Weighing only 0.038 kg, this product is lightweight and easy to handle.
WASHER 66X76X4,9-ST2K50 - 81323120770 suitable for MAN D engines
Compact Product: Washer 66x76x4,9-st2k50 Discover our product, the Washer 66x76x4,9-st2k50, with the comparison number 81323120770. This precisely manufactured OEM replacement part is suitable for MAN D engines and offers reliable performance. Weighing only 0.03 kg, it is ideal for use in various applications.
WASHER 66X76X4,6-ST2K50 - 81323120769 suitable for MAN D engines
Excellent Washer for MAN D EnginesDiscover our OEM replacement part, the Washer 66x76x4,6-st2k50, suitable for MAN D engines. With the reference number 81323120769, this product offers excellent fit and durability. Rely on the quality we have been delivering for over 25 years.Optimal Quality and PerformanceThe Washer 66x76x4,6-st2k50 weighs only 0.032 kg and is ideal for various applications in marine and stationary engines. This OEM replacement part ensures that your MAN D engines can operate efficiently. Count on quality that meets the demands of your engines.
WASHER 66X76X4,3-ST2K50 - 81323120768 suitable for MAN D engines
Precise Product OfferingDiscover the OEM spare part, the Washer 66x76x4,3-st2k50, suitable for MAN D engines. With precise dimensions and the comparison number 81323120768, this product is ideal for use in marine and stationary engines as well as locomotives.
WASHER 66X76X4-ST2K50 - 81323120767 suitable for MAN D engines
Precise Washer 66x76x4-st2k50The Washer 66x76x4-st2k50 (comparison number: 81323120767) is an OEM spare part specifically designed to be suitable for MAN D engines. Weighing only 0.028 kg, this product not only offers precision but also exceptional functionality that improves your engine operation.
WASHER 66X76X3,7-ST2K50 - 81323120766 suitable for MAN D engines
Precise Washer Suitable for MAN D EnginesThe washer with the comparison number 81323120766 offers an exact fit for MAN D engines. With the dimensions of 66x76x3.7 mm, this OEM replacement part is designed for maximum performance and reliability.Lightweight and Effective: Your Product for EnginesWeighing only 0.038 kg, the washer 66x76x3.7-st2k50 is easy to install. This lightweight, durable product ensures that your engines operate efficiently and achieve long operating times.
WASHER 66X76X3,5-ST2K50 - 81323120765 suitable for MAN D engines
Precise Washer Suitable for MAN D EnginesDiscover the washer with the comparison number 81323120765, optimized for MAN D engines. This product with dimensions 66x76x3,5-st2k50 offers the perfect fit and is key to the effective maintenance of your engines. Weighing only 0.025 kg, this washer is handy and easy to use.Internal Control for Reliable ProductsOur OEM replacement parts, such as the washer 81323120765, undergo careful internal control. This ensures that our products meet the highest standards and perform reliably when used in your MAN D engines. Trust in the quality of our OEM replacement parts for optimal performance.
WASHER 66X76X3,3-ST2K50 - 81323120764 suitable for MAN D engines
Secure Replacement Part for Your Engine ApplicationsDiscover the Washer 66x76x3,3-st2k50, which is perfectly suited as an OEM replacement part compatible with MAN D engines. With the Comparison Number 81323120764, this product offers quality and reliability that are essential for use in demanding environments.Technical SpecificationsThis OEM replacement part weighs only 0.025 kg, allowing for effortless handling and installation. As a component of your equipment, the washer is made from high-quality materials specifically manufactured for MAN D engines.
WASHER 66X76X3-ST2K50 - 81323120763 suitable for MAN D engines
Quality OEM Replacement Part for Your EngineDiscover the Washer 66x76x3-st2k50, an essential replacement part compatible with MAN D engines. With the reference number 81323120763, you receive a product that meets the highest quality standards. Weighing only 0.02 kg, this component is also lightweight and efficient.
WASHER 60,2X72,9X4,1-C22 - 81323120760 suitable for MAN D engines
Reliability with Comparison Number 81323120760Discover the Washer 60,2x72,9x4,1-c22, with comparison number 81323120760, an OEM replacement part that offers you the highest precision. This replacement part fits perfectly for MAN D engines and ensures reliable operation in your marine and stationary applications.Lightweight and Precise for MAN D EnginesWeighing only 0.04 kg, the Washer 60,2x72,9x4,1-c22 is easy to handle and install. Trust in the quality of OEM replacement parts to best support the functionality of your engines.
SHIM - 81323120755 suitable for MAN D engines
Shim with Comparison Number 81323120755Discover our shim with the comparison number 81323120755, which offers the highest precision and fit. This OEM spare part weighs only 0.01 kg and is an essential component for the application-specific requirements in your engine technology.Suitable for MAN D EnginesThe shim is suitable for MAN D engines and contributes to enhancing the efficiency and longevity of your machinery. OEM spare parts are known for their exceptional reliability, and our shim is no exception. Rely on the quality that has been valued by our B2B customers for over 25 years.
PLAIN WASHER - 81323120754 suitable for MAN D engines
Premium Plain Washer for Top-Class Engine ApplicationsDiscover the plain washer with the comparison number 81323120754, which represents an essential component for your drive. This OEM replacement part weighs 0.535 kg and ensures top performance in your applications. The plain washer is a crucial component that enhances the efficiency and reliability of your engines.
PLAIN WASHER - 81323120752 suitable for MAN D engines
Efficient Plain Washer with Suitable PerformanceDiscover our washer spare part with the comparison number 81323120752. This plain washer is an essential product specifically designed to be compatible with MAN D engines. As part of our comprehensive group of washers, we offer you secure and reliable accessories that are indispensable in marine and industrial applications.
PLAIN WASHER - 81323120745 suitable for MAN D engines
Plain washer suitable for MAN D enginesDiscover our OEM replacement part, the plain washer with the comparison number 81323120745. This product is essential for the efficient functioning of MAN D engines. Weighing only 0.005 kg, the plain washer is lightweight and allows for easy handling while meeting the highest quality standards.Fit for demanding applicationsThe plain washer is designed to be suitable for MAN D engines and offers excellent performance for your engines. The use of top-quality materials enhances the durability and reliability of the component. You can rely on this OEM replacement part to meet the high demands of marine and stationary applications without any issues.
SHIM - 81323120739 suitable for MAN D engines
Shim 81323120739 as an Important Engine System ElementDiscover the shim with the comparison number 81323120739, specifically designed to function optimally in central applications. This replacement part ensures a perfect fit and is crucial for the efficient performance of your engines. With a lightweight of only 0.01 kg, this product is ideal for applications requiring stability and precision.Suitable for MAN D EnginesThis shim is suitable for MAN D engines and belongs to the category of replacement parts. The use of top-quality materials enables this product to have a long lifespan and stable functionality, which is essential in your engine system. Trust our decades of experience in providing parts for diesel and gas engines.
SHIM - 81323120738 suitable for MAN D engines
Precise Stability: ShimDiscover the shim suitable for MAN D engines with the comparison number 81323120738. This product is an essential component that contributes to the efficiency and reliability of your engines. Weighing only 0.02 kg, the shim is compact and ideally suited for demanding applications in marine and stationary areas.Quality for Your EnginesThe shim belongs to the category of OEM spare parts and stands for highest precision. You can rely on this product to offer excellent performance, specifically designed for engines operating under challenging conditions. Count on tested quality with this OEM spare part.
PLAIN WASHER - 81323120735 suitable for MAN D engines
Precise Replacement Part: Comparison Number 81323120735Discover the reliable product with the comparison number 81323120735, a high-quality replacement part specifically designed to meet industrial requirements. This plain washer is of excellent quality and ensures a precise fit for engines. Weighing only 0.14 kg, it is an ideal component for both light and heavy applications.
WASHER 55,2X68X5-C60-36-48HRC - 81323120734 suitable for MAN D engines
OEM Replacement Part for MAN D EnginesDiscover our product, the Washer 55,2x68x5-c60-36-48hrc, suitable for MAN D engines. With the comparison number 81323120734, this OEM replacement part is the ideal choice for reliable performance. It weighs only 0.055 kg, significantly simplifying the exchange and installation.Manufacturer Quality at an Attractive PriceOur Washer 55,2x68x5-c60-36-48hrc stands for manufacturer quality, providing optimal efficiency for your engine. Trust in the durability and precision of our OEM replacement part. Each component is specifically designed to meet the demands of engines in challenging environments.
SPACER RING - 81323120731 suitable for MAN D engines
Reliable Spacer Ring for Your Engine NeedsThe spacer ring with the part number 81323120731 is a reliable OEM replacement part specifically designed to ensure perfect compatibility with MAN D engines. Weighing only 0.07 kg, this product is optimized for performance and durability, ensuring that your engines operate efficiently.
WASHER 80,4X89,8X4-CK45-BK - 81323120727 suitable for MAN D engines
Optimal Performance with the Washer 80,4x89,8x4-ck45-bkDiscover the Washer 80,4x89,8x4-ck45-bk, specifically designed for MAN D engines with its reference number 81323120727. With precise dimensions, this product provides a reliable fit and contributes to the efficiency of your engines.Rely on Reliable OEM Replacement PartsOur washer is an OEM replacement part that undergoes strict quality controls. Weighing only 0.04 kg, this product is easy to install and ensures long-term performance compatibility with suitable accessories for MAN D engines.Internal Controls for the Highest StandardsThrough our internal controls, we ensure that we only distribute quality products that meet the high demands of our B2B customers.
WASHER 80,4X89,8X4,2-CK45-BK - 81323120726 suitable for MAN D engines
Precise Washer Suitable for MAN D EnginesDiscover the Washer 80,4x89,8x4,2-ck45-bk, marked with the comparison number 81323120726. This OEM spare part ensures a perfect fit and high performance in your MAN D engines. It meets the stringent requirements of OEM quality, providing reliable use.Lightweight and Robust for Engine ApplicationsWeighing only 0.039 kg, the Washer 80,4x89,8x4,2-ck45-bk impresses not only with its technical precision but also with its durability. This OEM spare part is ideally suited to support the functionality of your engines. Rely on products specifically developed for applications in diesel and gas engines.
WASHER 80,4X89,8X4,4-CK45-BK - 81323120725 suitable for MAN D engines
OEM Replacement Parts for MAN D EnginesDiscover the Washer 80,4x89,8x4,4-ck45-bk, designed as an OEM replacement part. With the comparison number 81323120725, this product is specifically suitable for MAN D engines. Rely on the quality that this washer offers to optimize the performance of your engines.Speed through a Large InventoryOur extensive inventory ensures quick availability of various items. We place great emphasis on efficient processes to process your orders promptly. Thanks to delivery by DHL Express, you will receive the OEM replacement part quickly and reliably.
WASHER 80,4X89,8X4,6-CK45-BK - 81323120724 suitable for MAN D engines
Quality Product for MAN D EnginesThe Washer 80,4x89,8x4,6-ck45-bk is a top-quality product that fits perfectly for MAN D engines. With the reference number 81323120724, this OEM spare part ensures optimal operation of your engine.Optimal Performance Thanks to Precise FitThis washer weighs only 0.042 kg and impresses with its accuracy, specifically designed for applications suitable for MAN D engines. Rely on this solution to maximize 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.