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 - 81381240085 suitable for MAN D engines
Efficient Shim for EnginesDiscover the shim (comparison number 81381240085), the ideal product for your engines. This shim is an essential OEM replacement part that optimally supports your MAN D engines. With its precise design, it contributes to the longevity and efficiency of your machines.
SHIM - 81381240084 suitable for MAN D engines
Shim for MAN D EnginesDiscover the shim with the comparison number 81381240084 – an essential OEM replacement part specifically designed for use in engines. This shim ensures stability and optimal operation of your machines.
SHIM - 81381240076 suitable for MAN D engines
Shim suitable for MAN D engines Discover our premium product, the shim with the comparison number 81381240076, suitable for MAN D engines. This OEM replacement part ensures an ideal fit and optimizes the performance of your engines.Quality with comparison number 81381240076 Our shim is among the OEM replacement parts that meet the highest technical standards. The comparison number 81381240076 ensures that this product has been specifically developed for your requirements without compromising quality.
- 81381240075 suitable for MAN D engines
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SHIM - 81381240074 suitable for MAN D engines
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PLAIN WASHER - 81381240067 suitable for MAN D engines
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WASHER 12 - 81381240062 suitable for MAN D engines
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PLAIN WASHER - 81381240059 suitable for MAN D engines
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WASHER 24,2X30X1,5 - 81381240058 suitable for MAN D engines
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WASHER 10 - 81381240057 suitable for MAN D engines
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WASHER 18,2X24X1,5 - 81381240055 suitable for MAN D engines
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SHIM - 81381240053 suitable for MAN D engines
Amazing Shim Suitable for MAN D EnginesDiscover the shim with the part number 81381240053, a top-quality OEM spare part that is suitable for MAN D engines. This product ensures optimal balance in the engine and helps to maintain the performance of your applications in marine and stationary use. With an exact fit, this shim meets the highest quality standards.Robust Design for Long-lasting PerformanceWeighing only 0.001 kg, the shim ensures durability and efficiency. It minimizes vibrations and ensures that the engines operate smoothly. As an OEM spare part, this product is suitable for MAN D engines and offers reliable quality you can depend on.
SHIM - 81381240052 suitable for MAN D engines
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- 81381240051 suitable for MAN D engines
Precise Disk for Optimal Engine PerformanceDiscover the disk 89x120.4x5.8-st2k60, a top-quality replacement part designated by the comparison number 81381240051. This product is excellent for marine and stationary applications, offering the highest quality.Suitable for MAN D EnginesThis essential component is compatible with MAN D engines and is characterized by precise workmanship. With this disk, you ensure the performance and efficiency your engine requires. Using replacement parts ensures that your engines achieve optimal functionality.
- 81381240050 suitable for MAN D engines
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- 81381240049 suitable for MAN D engines
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INSIDE RING - 81381240046 suitable for MAN D engines
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INSIDE RING - 81381240042 suitable for MAN D engines
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INSIDE RING - 81381240041 suitable for MAN D engines
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PLAIN WASHER - 81381240038 suitable for MAN D engines
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WASHER 89X120,4X7,0-ST2K60 - 81381240036 suitable for MAN D engines
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PLAIN WASHER - 81381240032 suitable for MAN D engines
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WASHER 45,1X63,1X2,4-C22 - 81381240030 suitable for MAN D engines
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PLAIN WASHER - 81381160003 suitable for MAN D engines
Essential Plain Washer: Comparison Number 81381160003The plain washer with the comparison number 81381160003 is an important part that ensures reliable engine performance. As a significant component, this product offers optimal functionality and durability. Weighing 0.11 kg, the plain washer is lightweight yet robust, making it ideal for use in demanding environments.
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.