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.
SPACER RING - 4771366 suitable for Volvo/Volvo Penta engines
Optimal Functionality for Your EnginesDiscover the spacer ring with the comparison number 4771366 – an essential spare part specifically designed for Volvo/Volvo Penta engines. This spacer ring, which belongs to the group of washers, is crucial for the optimal functionality of your engines. Weighing just 0.138 kg, it is both lightweight and sturdy, making it ideal for demanding applications.
WASHER - 404S32005 suitable for MTU engines
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WASHER - 404L05005 suitable for MTU engines
Washer Suitable for MTU EnginesDiscover our washer with the comparison number 404L05005 – an essential OEM spare part that is specifically designed for the requirements of MTU engines. This product ensures excellent performance and meets the high standards you expect from OEM spare parts.Optimal Performance for EnginesOur washer is an important component that is perfectly tailored to the requirements of the engines. Suitable for MTU, this washer contributes to the efficient functioning and longevity of your engines.
WASHER - 404L05004 suitable for MTU engines
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WASHER - 404G15003 suitable for MTU engines
Exquisite Washer: Comparison Number 404G15003 Discover our product, the washer with comparison number 404G15003. This OEM spare part ensures optimal functionality for engines designed for marine and stationary applications. Here, you receive quality you can rely on.Suitable for MTU Engines: Quality that Impresses This spare part is suitable for MTU engines and offers reliable performance. The washer impresses with its precise fit and is an essential component for all engines that depend on durability and efficiency.
- 36907100102 suitable for MAN D engines
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- 36907100071 suitable for MAN D engines
Premium Product: Disc 15x30x6-s355mc-man183-b1 Discover the disc 15x30x6-s355mc-man183-b1, suitable for MAN D engines. With the comparison number 36907100071, this product is an essential OEM replacement part that supports the performance of your diesel and gas engines in marine or stationary applications.Optimal Functionality for MAN D Engines The disc 15x30x6-s355mc-man183-b1 is specifically designed to meet the requirements of MAN D engines. The comparison number 36907100071 ensures that this OEM replacement part offers a precise fit and outstanding functionality.
- 34907010009 suitable for MAN D engines
Washer 17x30x3-cuzn37 under comparison number 34907010009 Discover our washer 17x30x3-cuzn37, available under comparison number 34907010009. This product is suitable for MAN D engines and offers quality that optimizes the performance of your machines.
- 34907010008 suitable for MAN D engines
Optimal Fit: Washer 26x37x1 mm Discover the washer 26x37x1 mm, the suitable OEM replacement part, ideal for MAN D engines. This product provides top-notch accuracy that is essential for the efficient performance of your engines. The reference number 34907010008 simplifies identification and ensures that you receive the correct part.Reliability of OEM Replacement Parts Our OEM replacement parts are specially designed to meet the highest demands. With the reference number 34907010008, you will find the washer 26x37x1 mm, perfectly suited for your applications in marine and stationary areas as well as in locomotives. Rely on the quality that these OEM replacement parts are associated with.
WASHER - 305T12007 suitable for MTU engines
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WASHER - 303S06002 suitable for MTU engines
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WASHER - 302T24005 suitable for MTU engines
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WASHER - 302T23006 suitable for MTU engines
Washer for MTU Engines Our washer, comparison number 302T23006, is compatible with MTU engines and ensures optimal functionality. This product meets the highest standards of quality and reliability and is the ideal choice for your applications in the marine and stationary sectors.
WASHER - 302S51005 suitable for MTU engines
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WASHER - 302K06001 suitable for MTU engines
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WASHER - 302K02702 suitable for MTU engines
Washer suitable for MTU enginesThe washer with the comparison number 302K02702 is an essential OEM spare part, suitable for MTU engines. This product belongs to the group of washers and ensures optimal functionality in your engine operation.
SHIM - 2430100527 suitable for Bosch engines
Shim for Efficient Engine PerformanceThe shim with the comparison number 2430100527 is an essential OEM replacement part, suitable for Scania diesel engines. This product ensures a precise fit and is manufactured from the best materials to meet industry standards.
SPACER RING - 9432360119 suitable for Bosch engines
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WASHER - 243370 suitable for Volvo/Volvo Penta engines
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PLAIN WASHER - 2410102902 suitable for Bosch engines
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ADJUSTING WASHER - 23537718 suitable for Volvo/Volvo Penta engines
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ADJUSTING WASHER - 23537717 suitable for Volvo/Volvo Penta engines
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ADJUSTING WASHER - 23537716 suitable for Volvo/Volvo Penta engines
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ADJUSTING WASHER - 23537715 suitable for Volvo/Volvo Penta engines
Precise Shim Ring for Your Engine SolutionsDiscover the shim ring with the comparison number 23537715, specifically designed as an OEM replacement part to optimally support your engines. This lightweight construction, weighing 0.036 kg, ensures that you can maintain the efficiency and performance of your engines at the highest level.
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.