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 16,2X21X1-POM-SW - 81907122121 suitable for MAN D engines
Efficient Washer 16.2x21x1-pom-sw for MAN D EnginesThe Washer 16.2x21x1-pom-sw is the ideal replacement part that combines precision and durability. With the comparison number 81907122121, this product is specifically designed for MAN D engines. This remarkably lightweight washer weighs only 0.001 kg and is essential for the smooth operation of your engines.Focus on Comparison Number 81907122121With the comparison number 81907122121, you can be sure that you are purchasing a precise replacement part. This Washer 16.2x21x1-pom-sw meets all requirements for quality and reliability. Trust products that are developed for MAN D engines.
WASHER 9X18X7,5-ST37-2 - 81907122117 suitable for MAN D engines
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WASHER 13X116X5-ST37-2 - 81907122115 suitable for MAN D engines
Precise OEM Replacement Part for MAN D Engines Discover our product, the Washer 13x116x5-st37-2, suitable for MAN D engines. With the comparison number 81907122115, we offer you a replacement part of outstanding quality. This precisely manufactured washer weighs 0.356 kg and optimizes the functionality of your machines.
WASHER 16,2X30X1,5-AC - 81907122091 suitable for MAN D engines
Premium Washer 16,2x30x1,5-ac for Your EnginesOur Washer 16,2x30x1,5-ac with the comparison number 81907122091 is the ideal OEM replacement part that ensures excellent fit for MAN D engines. Quality and durability are paramount for this product, making it reliable for demanding applications.
- 81907122065 suitable for MAN D engines
Robust Product for MAN D EnginesExperience the Disc 19x30x6-qste340, an essential OEM replacement part specifically designed to harmonize optimally with MAN D engines. With the comparison number 81907122065, you ensure a product that meets the highest quality standards and can be relied upon in your applications.Tailored Precision and ReliabilityThis OEM replacement part is suitable for MAN D and provides you with the durability and dependability you expect for your diesel and gas engines. The Disc 19x30x6-qste340 is ideal for maximizing the efficiency of your engines.
WASHER 11X30X8-ST37-2 - 81907122063 suitable for MAN D engines
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WASHER 17X60X3-ST37-2 - 81907122049 suitable for MAN D engines
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WASHER 11X100X5-QSTE340N - 81907122043 suitable for MAN D engines
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- 81907122042 suitable for MAN D engines
Excellent Product for MAN D EnginesDiscover the disc 16.2x40x12-st52-3, designed specifically for MAN D engines. The spare part with the reference number 81907122042 ensures that your engine operates efficiently and reliably. The high-quality manufacturing supports the longevity of your drive.
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Excellent Disk 21x41x5-qste340nDiscover the Disk 21x41x5-qste340n, an OEM replacement part designed for MAN D engines. With the reference number 81907122037, you receive a product of the highest quality, known for its excellent fit and durability. Rely on our expertise to optimally support your engines.
PLAIN WASHER - 81907122028 suitable for MAN D engines
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PLAIN WASHER - 81907122027 suitable for MAN D engines
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WASHER 15X34X4-C60V-A3C - 81907122017 suitable for MAN D engines
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WASHER 10,5X40X1,5-ST12-O3 - 81907122010 suitable for MAN D engines
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SPACER RING - 81907120993 suitable for MAN D engines
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PLAIN WASHER - 81907120989 suitable for MAN D engines
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WASHER 17X42X3-ST50-2-A4C - 81907120984 suitable for MAN D engines
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PLAIN WASHER - 81907120983 suitable for MAN D engines
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WASHER 29X45X3-PAN - 81907120982 suitable for MAN D engines
Attractive OEM Replacement Part Discover the OEM replacement part, the Washer 29x45x3-pan, suitable for MAN D engines. With the reference number 81907120982, this product meets the high standards necessary for reliable engines. Weighing only 0.003 kg, the washer is a perfect component that optimizes your engine performance.Precision and Functionality This OEM replacement part combines the highest precision and functionality. The Washer 29x45x3-pan, suitable for MAN D, ensures seamless integration into your engines. Our products are specifically designed to secure the longevity of your applications in marine and stationary use.
WASHER 18,35X22,25X1,45-CU - 81907120978 suitable for MAN D engines
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PLAIN WASHER - 81907120975 suitable for MAN D engines
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WASHER 11,5X21X2-ST2K50-A3C - 81907120970 suitable for MAN D engines
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WASHER 8,5X17X1,5-PA6.6 - 81907120960 suitable for MAN D engines
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PLAIN WASHER - 81907120949 suitable for MAN D engines
Plain washer suitable for MAN D engines in detailDiscover the plain washer with the comparison number 81907120949, which is suitable for MAN D engines. This OEM replacement part stands out due to its precise manufacturing and is an essential component for the smooth operation of your engine technology. Weighing only 0.001 kg, this plain washer is ideal for applications in marine and stationary fields, as well as for locomotives.
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.