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.
PLAIN WASHER - 36776200422 suitable for MAN D-engines
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INSULATING WASHER - 36776200255 suitable for MAN D-engines
Insulating washer suitable for MAN D – Comparison number: 36776200255Discover our insulating washer, specifically designed for MAN D engines. This OEM replacement part is essential for the smooth operation of your engines. With the comparison number 36776200255, you can quickly find the ideal product for your needs.
- 36772010083 suitable for MAN D-engines
First-Class Glass for MAN D Engines Discover our first-class door cabin glass, which is ideal as an OEM replacement part. The comparison number 36772010083 ensures that you receive an accessory that meets high standards and offers high reliability.Precise Glass for MAN D This product is perfectly suited for marine applications as well as stationary engines. With our door cabin glass for MAN D engines, you secure a durable and effective component.
- 36753010018 suitable for MAN D-engines
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PLAIN WASHER - 36749610114 suitable for MAN D-engines
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PLAIN WASHER - 36749610112 suitable for MAN D-engines
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- 36749400095 suitable for MAN D-engines
Connecting element: Disc 30 mmOur Disc 30 mm under the comparison number 36749400095 is ideal for various applications in the field of engines. This product stands out as a connecting element and provides an excellent foundation for your operational requirements.
- 36744456037 suitable for MAN D-engines
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SHIM RING - 244799 suitable for Volvo/Volvo Penta engines
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PLAIN WASHER - 36714080003 suitable for MAN D-engines
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- 36711012111 suitable for MAN D-engines
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SHIM - 606907255187 suitable for MWM & Deutz engines
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SHIM - 606907255176 suitable for MWM & Deutz engines
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SPRING WASHER - 36551030011 suitable for MAN D-engines
SPRING WASHER with the comparison number 36551030011 suitable for MAN D-engines
INSULATING WASHER - 36551030008 suitable for MAN D-engines
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INSULATING WASHER - 36551030002 suitable for MAN D-engines
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INSULATING WASHER - 36551030001 suitable for MAN D-engines
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INSULATING WASHER - 36551030000 suitable for MAN D-engines
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- 36332240000 suitable for MAN D-engines
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PLAIN WASHER - 36332100001 suitable for MAN D-engines
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SHIM - 2430101520 suitable for Bosch engines
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SHIM - 3094448 suitable for Volvo/Volvo Penta engines
SHIM with the comparison number 3094448 suitable for Volvo/Volvo Penta engines
PLAIN WASHER - 3094348 suitable for Volvo/Volvo Penta engines
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WASHER - 25534 suitable for Volvo/Volvo Penta engines
Washer (Comparison Number 25534) in DetailDiscover our product, the washer (comparison number 25534), specially designed to meet the demands of professional applications. This washer is essential for ensuring reliable functionality in various engine systems. Its lightweight design, weighing only 0.001 kg, combined with its robustness makes it the ideal choice in marine and stationary engineering.
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.