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Screw nuts – secure fastening for engine systems

Screw nuts are fundamental components for assembling and securing mechanical structures, especially in engine and industrial systems. Whether used in combustion engines, marine machinery or stationary equipment – high-quality screw nuts ensure reliable fastening under high loads, vibrations and temperature fluctuations. They are essential for safety, serviceability and long-term performance.

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NOZZLE CAP NUT - 04070639 suitable for MWM & Deutz engines

NOZZLE CAP NUT - 04070639 suitable for MWM & Deutz engines

Nozzle cap nut suitable for MWM & Deutz enginesThe nozzle cap nut with the reference number 04070639 is a precisely manufactured product specifically designed to ensure the performance of engines in demanding applications. This OEM replacement part belongs to the advanced product category of nuts and is ideally suited for series 628 as well as all models compatible with SBV9M628. Experience the excellent quality and reliability that characterize our product.Practical dimensions for easy installationWith compact dimensions of 4.7 cm in length and width, as well as a height of 3.3 cm, the nozzle cap nut weighs only 0.099 kg. These features make the part not only lightweight but also a practical component that can be easily integrated into diesel and gas engines. The reference number 04070639 confirms that you are purchasing a product that meets all requirements.

Sale price: €76.05Regular price:€84.50(10% saved)
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HEXAGON NUT - 04062351 suitable for MWM & Deutz engines

HEXAGON NUT - 04062351 suitable for MWM & Deutz engines

### Product Description: Hexagon Nut - Comparison Number 04062351Optimal Hexagon Nut for Applications Discover our hexagon nut with comparison number 04062351, an essential OEM spare part designed to meet the demands of the marine and stationary application industries. This product is suitable for MWM & Deutz engines, particularly for the series 628 and engine type SBV8M628. Weighing only 0.034 kg and measuring 3.1 cm in length and width, with a height of 1.1 cm, this hexagon nut provides a functional solution.

Sale price: €9.36Regular price:€10.40(10% saved)
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NUT - 04009787 suitable for MWM & Deutz engines

NUT - 04009787 suitable for MWM & Deutz engines

Quality Assurance for Over 25 YearsDiscover the premium Nut with comparison number 04009787, which is a suitable component for your maintenance and repair projects. This robust assembly is crucial for the reliable operation of your engines. Weighing only 0.016 kg, the OEM replacement part combines lightness with consistent quality.Precise Fit for Your EnginesThe Nut is specifically designed for MWM & Deutz engines and optimizes your machine performance. We offer OEM replacement parts that meet the highest standards. Each inspection is carried out through internal controls to ensure that only the best products reach our customers.

Sale price: €54.99Regular price:€61.10(10% saved)
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UNION NUT - 04002640 suitable for MWM & Deutz engines

UNION NUT - 04002640 suitable for MWM & Deutz engines

Reliable Union Nut for Your ApplicationDiscover the union nut (comparison number: 04002640), an essential OEM replacement part specifically designed for engines. Weighing 0.085 kg and with compact dimensions of 4.7 cm in length and width, as well as 1.6 cm in height, the union nut precisely meets the requirements of modern functions. This product primarily belongs to the category of nuts and is indispensable for top-notch operation.Suitable for MWM & Deutz EnginesOur union nut is suitable for MWM & Deutz engines. With the proven quality of OEM replacement parts, you benefit from a component that meets all manufacturer specifications, ensuring the quality and efficiency of your engines sustainably.

Sale price: €39.24Regular price:€43.60(10% saved)
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HEXAGON NUT - 03377292 suitable for MWM & Deutz engines

HEXAGON NUT - 03377292 suitable for MWM & Deutz engines

Precise Hexagon Nut with Comparison Number 03377292Discover the hexagon nut with comparison number 03377292, optimally designed for the demands of high-performance engines. This product combines functionality and safety, making it a sensible choice for anyone needing durable components. OEM replacement parts, such as our hexagon nut, are essential for the smooth operation of engines.

Sale price: €23.58Regular price:€26.20(10% saved)
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SLOTTED ROUND NUT - 03317867 suitable for MWM & Deutz engines

SLOTTED ROUND NUT - 03317867 suitable for MWM & Deutz engines

Slotted Round Nut for Reliable EnginesDiscover the slotted round nut with the comparison number 03317867, a top-quality OEM spare part designed for MWM & Deutz engines. This precision-engineered nut ensures a perfect fit for applications that demand the highest standards of reliability and functionality. As an essential component, it contributes to the efficient and uninterrupted operation of your engines.Robust Features for Demanding ApplicationsThe slotted round nut weighs only 0.014 kg and has a compact size of 2 cm in length, 2 cm in width, and 1.5 cm in height. This product, suitable for numerous MWM & Deutz engines, impresses with its excellent quality, ensured through strict internal controls during the manufacturing process. These features enhance the durability and efficiency of engines in maritime and stationary applications.

Sale price: €22.23Regular price:€24.70(10% saved)
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UNION NUT - 03307680 suitable for MWM & Deutz engines

UNION NUT - 03307680 suitable for MWM & Deutz engines

Precise Product: Union Nut 03307680Discover the Union nut with the comparison number 03307680, specifically designed for engines compatible with MWM & Deutz. This OEM spare part ensures an excellent fit and reliable performance. Weighing only 0.095 kg, the Union nut meets all the requirements needed for engines in marine and stationary applications.OEM Spare Parts for Long-Term UseOur Union nut is an excellent OEM spare part that is perfectly suited for MWM & Deutz engines. The comparison number 03307680 ensures that you receive a product that integrates seamlessly with your existing equipment. The precise specifications contribute significantly to extending the lifespan of your engines.

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ACORN NUT - 01152855 suitable for Deutz engines

ACORN NUT - 01152855 suitable for Deutz engines

Reliable Acorn Nut Suitable for Deutz EnginesDiscover the Acorn nut (reference number: 01152855), an essential OEM spare part specifically designed to provide reliable performance during the maintenance and upkeep of your machines. This product is suitable for the 440 series of Deutz engines, specifically for the engine type TBD440-6. The Acorn nut weighs only 0.017 kg and measures 1.9 cm in length and width and 1.7 cm in height, making installation and handling easier in everyday use.Quality of OEM Spare Parts in DetailThe Acorn nut with reference number 01152855 represents the highest standards expected from OEM spare parts. With the precise fit of the Acorn nut, you ensure that your engine always operates optimally. These precisely fitting parts contribute to the smooth operation of your technical applications and extend the lifespan of your equipment.

Sale price: €2.93Regular price:€3.25(10% saved)
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HEXAGON NUT - 02109637 suitable for Deutz engines

HEXAGON NUT - 02109637 suitable for Deutz engines

Reliable Hexagon Nut – Comparison Number 02109637Discover the hexagon nut with the comparison number 02109637, specially designed for diesel and gas engines. This hexagon nut is essential to meet the highest standards and ensure optimal functionality of the engines. An indispensable OEM spare part that helps you enhance the performance of your equipment.Suitable for Deutz Engines – Quality You Can TrustThis hexagon nut is suitable for Deutz engines of the series 912 and is aligned with the engine type F6L912. With compact dimensions of 1.5 cm in length and width, and a height of 1 cm, this nut integrates perfectly into your engine technology. Its low weight of only 0.005 kg makes it ideal for professional use and demonstrates excellent performance under tough conditions. This precisely manufactured nut is part of our range of high-performance OEM spare parts.

Sale price: €0.40Regular price:€0.44(9% saved)
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UNION NUT - 02092636 suitable for MWM & Deutz engines

UNION NUT - 02092636 suitable for MWM & Deutz engines

Product Description: Union nut for MWM & Deutz enginesDiscover the Union nut with the comparative number 02092636, a spare part specifically designed for engines compatible with MWM & Deutz. This product from the Nuts category offers excellent workmanship quality and ensures a reliable connection in demanding applications. The compact dimensions of 7 cm in length, 7 cm in width, and 3.7 cm in height allow for easy installation.

Sale price: €112.91Regular price:€125.45(10% saved)
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ANNULAR NUT - 02083110 suitable for MWM & Deutz engines

ANNULAR NUT - 02083110 suitable for MWM & Deutz engines

Annular nut with comparison number 02083110Discover our Annular nut, which you can find under the comparison number 02083110. This product is specifically designed for demanding applications and ensures that you can trust the highest quality standards in terms of functionality and robustness. Above all, this Annular nut is suitable for the renowned manufacturers MWM & Deutz engines.Information on MWM & Deutz engines of the series 628Our Annular nut provides the ideal solution for anyone looking for spare parts that fit perfectly for the series 628 of MWM & Deutz engines. Thanks to precise manufacturing, this Annular nut and the OEM spare part are optimally compatible with the engine types SBV16M628 and SBV8M628. Rely on a top-quality product that efficiently supports your engines.

Sale price: €92.49Regular price:€102.77(10% saved)
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CLAMPING NUT - 02039902 suitable for MWM & Deutz engines

CLAMPING NUT - 02039902 suitable for MWM & Deutz engines

Clamping Nut 02039902: Your Powerful Solution Experience the benefits of the clamping nut 02039902, specially designed for the demanding requirements of MWM & Deutz engines. This product not only provides invaluable support for your engine but also ensures everything runs smoothly. Our clamping nut is characterized by precise fit and is indispensable for series 640, compatible with the engine types BV16M640 and SBV8M640.

Sale price: €43.88Regular price:€48.75(10% saved)
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HEXAGON NUT - 02019449 suitable for MWM & Deutz engines

HEXAGON NUT - 02019449 suitable for MWM & Deutz engines

HEXAGON NUT with the comparison number 02019449 suitable for MWM & Deutz engines

Sale price: €23.40Regular price:€26.00(10% saved)
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HEXAGON NUT - 02000535 suitable for MWM & Deutz engines

HEXAGON NUT - 02000535 suitable for MWM & Deutz engines

Hexagon nut suitable for MWM & Deutz enginesThe hexagon nut with the comparison number 02000535 is an essential OEM spare part, specifically designed for applications in the world of diesel and gas engines. Weighing only 0.076 kg and featuring compact dimensions of 3.5 cm in length and width, and 2.5 cm in height, it ensures stable and effective use. Suitable for MWM & Deutz engines, particularly the 540 series, this product ensures that your engine operates smoothly.Quality and usability of the hexagon nutOur hexagon nut embodies the highest standards in spare part production. As an OEM spare part, it represents durable quality – a difference from aftermarket parts that often do not undergo the same rigor. The hexagon nut fits perfectly for the engines of these renowned manufacturers and simplifies processing and handling, thereby minimizing downtime in operations.

ANNULAR NUT - 02000527 suitable for MWM & Deutz engines

ANNULAR NUT - 02000527 suitable for MWM & Deutz engines

Robust Annular Nut for Your ProjectDiscover our annular nut with the comparison number 02000527 – an essential product for your engines. This annular nut from the category Nuts is perfectly suited for MWM & Deutz engines. The product weighs 1.7 kg and is resistant to the highest physical loads.

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ANNULAR NUT - 02000386 suitable for MWM & Deutz engines

ANNULAR NUT - 02000386 suitable for MWM & Deutz engines

Exclusive Annular Nut 02000386 for Engine OperationsDiscover the annular nut with the comparison number 02000386, which offers you top-notch quality for your projects. This product belongs to the group of nuts and is specifically suitable for MWM & Deutz engines. With this annular nut, you secure an indispensable replacement part that stands by you according to recognized standards for a long time.Suitable for MWM & Deutz Engines of the Series 540This annular nut is suitable for engines located in the series 540, particularly for type SBV6M540. Its dimensions of 11.7 cm in length and width, with a height of 8.6 cm, are optimally chosen to achieve a precise fit. Marvel at the robustness that comes with a weight of 1.96 kg, supporting the excellent performance of MWM & Deutz engines.

Sale price: €165.09Regular price:€183.43(10% saved)
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ANNULAR NUT - 02000232 suitable for MWM & Deutz engines

ANNULAR NUT - 02000232 suitable for MWM & Deutz engines

Premium Annular Nut, suitable for MWM & Deutz enginesDiscover our premium annular nut (comparison number 02000232), designed for MWM & Deutz engines. This product belongs to the group "Nuts" and offers you outstanding compatibility for the series 540. Benefit from OEM replacement parts that meet original equipment standards and support your engines optimally.Optimal dimensions for your applicationThe annular nut weighs 0.295 kg and measures 5 cm in length, 5 cm in width, and 4.3 cm in height. These dimensions make the product reliable in use, as it is suitable for engine types such as the RBV8M540 and the SBV6M540. Thanks to these specifications, this OEM replacement part is a must for anyone who values quality.

Sale price: €32.76Regular price:€36.40(10% saved)
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HEXAGON NUT - 01321459 suitable for Deutz engines

HEXAGON NUT - 01321459 suitable for Deutz engines

Excellent Hexagon Nut with Comparison Number 01321459The hexagon nut with the comparison number 01321459 is an essential product that is ideal for the maintenance and repair of professional engines. Weighing only 0.01 kg, it combines robustness and efficiency, making it well-suited for various applications.

Sale price: €5.85Regular price:€6.50(10% saved)
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HEXAGON NUT - 01321456 suitable for MWM & Deutz engines

HEXAGON NUT - 01321456 suitable for MWM & Deutz engines

Reliable Hexagon Nut: Your Accessory Suitable for MWM & Deutz EnginesThe hexagon nut with the reference number 01321456 is an essential product for your repair and maintenance needs. The component from the category "Nuts" is specifically designed to perfectly harmonize with engines suitable for MWM & Deutz, particularly for the series 2032 GAS. This product ensures that your machines operate reliably.Premium Solution for Your EnginesMade from durable materials, this hexagon nut provides a long-lasting solution for all applications in the field of MWM & Deutz engines. Weighing only 0.017 kg and featuring compact dimensions of 2.2 cm in length and width, and 1 cm in height, it is ideally suited for tight installation spaces. The hexagon nut helps ensure that all connections remain stable, contributing to increased operational safety of your engine.

Sale price: €14.04Regular price:€15.60(10% saved)
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ACORN NUT - 01320805 suitable for Deutz engines

ACORN NUT - 01320805 suitable for Deutz engines

High-Quality Acorn Nut for EnginesDiscover the Acorn nut with the comparison number 01320805, an important product specifically designed for use in engines. This OEM replacement part ensures the highest precision and reliability to comprehensively support the performance of your engines. Its functionality is particularly significant in marine and stationary applications.

Sale price: €3.08Regular price:€3.42(10% saved)
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ACORN NUT - 01310204 suitable for Deutz engines

ACORN NUT - 01310204 suitable for Deutz engines

Discover Our Reliable Acorn NutOur acorn nut with the comparison number 01310204 offers you the highest precision for your engines. As part of our product group Nuts, this item is optimized for light yet robust applications in various engines. You will receive a spare part that is tailored to the specific requirements of engines.

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TENSIONING NUT - 01308442 suitable for MWM & Deutz engines

TENSIONING NUT - 01308442 suitable for MWM & Deutz engines

TENSIONING NUT with the comparison number 01308442 suitable for MWM & Deutz engines

Sale price: €68.12Regular price:€75.69(10% saved)
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UNION NUT - 01298480 suitable for Deutz engines

UNION NUT - 01298480 suitable for Deutz engines

Union nut suitable for Deutz engines: Comparison number 01298480Discover the precise Union nut with the comparison number 01298480, a crucial OEM replacement part for optimal engine maintenance. This Union nut impresses with its top-notch quality and durability, essential for smooth operation. Weighing only 0.06 kg and having compact dimensions of 5.4 cm in length and width, as well as 2.8 cm in height, this product seamlessly integrates into your spare parts portfolio.Reliability of components suitable for DeutzOur Union nut is suitable for Deutz engines and ensures that you achieve the best performance from your machine. This OEM replacement part has undergone rigorous quality control, ensuring a precise fit and hassle-free installation. Rely on our experience and expertise to ensure the functionality of your engines in the long term.

Sale price: €11.00Regular price:€12.22(10% saved)
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SLOTTED ROUND NUT - 01294641 suitable for Deutz engines

SLOTTED ROUND NUT - 01294641 suitable for Deutz engines

Precise Slotted Round Nut 01294641The slotted round nut with the comparison number 01294641 is an indispensable OEM spare part, specifically designed to meet the highest requirements. This product weighs only 0.043 kg and brings the perfect balance of stability and lightweight construction, making it ideal for demanding applications. Thanks to its robust construction, the slotted round nut is optimally suited for marine and stationary operations, where reliability is crucial.

Sale price: €6.90Regular price:€7.67(10% saved)
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Function and advantages

Screw nuts work in combination with bolts or studs to create strong, threaded connections. In engine systems, a proper engine nut or motor nut must withstand dynamic forces and temperature-related expansion. Key benefits include:

  • Secure locking of mechanical components under stress
  • Resistance to loosening under vibration
  • Easy assembly and disassembly for maintenance

In high-precision systems, mechanical nuts often feature locking mechanisms, flange bases or specialized coatings to enhance grip and corrosion resistance.

Applications and types

Engine nuts are used to fasten cylinder heads, manifolds, brackets and rotating assemblies. Motor nuts are common in alternators, starters, pumps and other auxiliary components. Depending on the application, mechanic nuts can be hex nuts, locknuts, self-locking nuts or high-temperature nuts.

For industrial and marine use, mechanical nuts are often made of stainless steel or alloyed materials to withstand corrosion, vibration and thermal cycles. Our range includes all standard types and sizes suitable for MTU, MAN, Volvo Penta, Deutz and MWM engines.

Availability and sourcing

We stock a wide selection of screw nuts and related fasteners for engines, industrial equipment and marine applications. As experienced screws and nuts suppliers, we provide OEM-quality with fast delivery, technical support and high availability – ideal for overhauls, repairs or production sourcing.

Screw nuts for industrial and marine engines – engine nut, motor nut, mechanical nuts, mechanic nuts – OEM replacements

FAQ

What are screw nuts used for in engines?
Screw nuts in engines are used to secure critical components such as cylinder heads, exhaust systems, brackets and rotating parts. They must withstand heat, vibration and mechanical stress without loosening.

What is the difference between mechanical nuts and mechanic nuts?
“Mechanical nuts” refers to all technical fasteners used in machines, while “mechanic nuts” is a more informal term often used in workshop contexts. Both describe the same parts but are used in different settings.

Where can I buy engine nuts and motor nuts?
Engine nuts and motor nuts are available from specialized screws and nuts suppliers like us. We offer a wide range of standard and special fasteners for diesel and gas engines, with OEM compatibility and fast shipping.

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