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 30,4X42P6X5-ST60-2 - 81917100497 suitable for MAN D engines
Precise Replacement Part Compatible with MAN D EnginesDiscover the Washer 30,4x42p6x5-st60-2, the solution for your needs. With the comparison number 81917100497, this product fits perfectly with MAN D engines and ensures reliable performance. Thanks to its low weight of 0.01 kg, this OEM replacement part is ideal for marine and stationary applications.Quality of the Washer 30,4x42p6x5-st60-2Our Washer 30,4x42p6x5-st60-2 is precisely manufactured to meet the high demands of MAN D engines. With the comparison number 81917100497, you can be confident that you are receiving a top-quality OEM replacement part that offers long-term efficiency and cost-effectiveness.
SPACER RING - 81917100432 suitable for MAN D engines
Excellent Spacer Ring 81917100432 for MAN D EnginesDiscover our spacer ring OEM replacement part with the comparative number 81917100432, perfectly suited to optimize the functionality of your engines. This spacer ring belongs to the group of washers and is designed to provide reliable performance in demanding applications.
WASHER 113X120E7X5-ST55 - 81917100263 suitable for MAN D engines
Premium Product for MAN D EnginesDiscover the Washer 113x120e7x5-st55, a reliable OEM spare part specifically designed for use with MAN D engines. With the comparison number 81917100263, this product is the ideal choice for those who value quality and durability.Precise Dimensions for Optimal PerformanceThe Washer 113x120e7x5-st55 weighs only 0.042 kg, making it lightweight yet extremely robust. This OEM spare part ensures the functional efficiency of your engines and withstands demanding conditions in marine and stationary applications. Trust in the precision and quality that we offer.
WASHER 50,20X67X16-C15 - 81917100134 suitable for MAN D engines
Excellent Washer 50,20x67x16-c15Our washer 50,20x67x16-c15 with the comparison number 81917100134 is the universal OEM replacement part, ideally suited for the efficient performance of engines. With precise dimensions and a weight of only 0.18 kg, this component supports the optimal functionality of diesel and gas engines.Precision through OEM Replacement Parts The product is compatible with MAN D engines and meets the highest standards. Our OEM replacement parts stand for quality and durability, ensuring that your machines remain operational at all times. Rely on our expertise to ensure the performance of your engines.
WASHER 55X70X20-C15 - 81917100131 suitable for MAN D engines
Precise Fit: Comparison Number 81917100131Discover our product with the comparison number 81917100131, a Washer 55x70x20-c15, specifically developed for MAN D engines. With an optimal diameter of 55 mm and a width of 20 mm (C15), this OEM spare part is the ideal choice for your engine requirements.Lightweight and Robust: Ideal SpecificationsWeighing only 0.22 kg, the Washer 55x70x20-c15 impresses with its ease of handling and installation. These properties ensure reliable performance, which is particularly important for engines such as those precisely designed for MAN D engines. Rely on the quality and durability that characterize OEM spare parts.
WASHER 128H8X145H11X10-ST35 - 81917100125 suitable for MAN D engines
Reliable OEM Replacement Part for MAN D Engines Discover the Washer 128h8x145h11x10-st35, a reliable OEM replacement part suitable for MAN D engines. This component with the reference number 81917100125 ensures optimal performance of your engines and is specifically designed for use in diesel and gas engines.
- 81917010410 suitable for MAN D engines
Shim ring compatible with MAN D enginesDiscover the shim ring compatible with MAN D engines and experience the quality of this OEM replacement part. With the comparative number 81917010410, this product is specifically designed to meet the needs of the industry and offers a perfect fit.Efficient OEM replacement parts for your enginesThis OEM replacement part belongs to the group of washers and provides a reliable solution for your engines. Rely on the high standards associated with the comparative number 81917010410 and the designation shim ring to maintain efficient operations.
WASHER 42X48X20-C45 - 81917010000 suitable for MAN D engines
Washer 42x48x20-c45 compatible with MAN D enginesDiscover our product, the Washer 42x48x20-c45 with the comparison number 81917010000, which is ideally suited for MAN D engines. This washer offers reliability through its precise manufacturing, specifically designed for diesel and gas engines in marine and stationary applications.Reliable solution for demanding applicationsWith a weight of just 0.066 kg, the Washer 42x48x20-c45 is lightweight yet robust. Our OEM spare parts are manufactured directly by the manufacturer, thus providing the highest quality and performance. These qualities make the product an ideal choice for demanding applications.
PLAIN WASHER - 81916010022 suitable for MAN D engines
Precise Plain Washer Suitable for MAN D EnginesDiscover the excellent plain washer with the comparison number 81916010022, specifically designed to meet the demands of MAN D engines. This product impresses with its exact fit and high precision to ensure smooth operation of your engines.OEM Replacement Parts for Optimal PerformanceOur plain washer is an OEM replacement part manufactured under strict quality standards. With the comparison number 81916010022, you receive a suitable replacement that optimizes the performance of your equipment. Trust in our expertise and quality!
PLAIN WASHER - 81916010015 suitable for MAN D engines
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SPRING WASHER - 81908300041 suitable for MAN D engines
Premium Product for Your EnginesDiscover our spring washer with the comparison number 81908300041, suitable for MAN D engines. This product ensures the highest quality and reliable application in the most demanding environments.
SPRING WASHER - 81908300039 suitable for MAN D engines
Essential Spring Washer with Comparison Number 81908300039 The spring washer with the comparison number 81908300039 is an essential product for engines in industry-specific applications. This spring washer ensures optimal stability and performance, making it ideal for all environmental conditions where reliability is critical.Replacement part suitable for MAN D engines This OEM replacement part is specifically designed and suitable for MAN D engines. With original equipment manufacturer quality, the spring washer ensures that your engines remain efficient and performance-oriented. Rely on the durability of our products!
SPRING WASHER - 81908300038 suitable for MAN D engines
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- 81908300036 suitable for MAN D engines
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PLAIN WASHER - 81908300035 suitable for MAN D engines
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PLAIN WASHER - 81908300034 suitable for MAN D engines
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SPRING WASHER - 81908300033 suitable for MAN D engines
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SPRING WASHER - 81908300031 suitable for MAN D engines
Spring washer 81908300031: Your Reliable Replacement PartDiscover the spring washer with the comparison number 81908300031 – an outstanding OEM replacement part specifically designed for MAN D engines. This essential product from the category of washers not only provides stability but also ensures smooth operation in your engines. Weighing only 0.001 kg, the spring washer is also easy to handle.
SPRING WASHER - 81908300030 suitable for MAN D engines
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SPRING WASHER - 81908300025 suitable for MAN D engines
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SPRING WASHER - 81908300020 suitable for MAN D engines
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SPRING WASHER - 81908300019 suitable for MAN D engines
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SPRING WASHER - 81908300012 suitable for MAN D engines
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SPRING WASHER - 81908300008 suitable for MAN D engines
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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.