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Locking parts – secure fastening for engines and machinery

Locking parts are essential for ensuring that fasteners and mechanical assemblies remain secure under load, vibration and thermal stress. In engines, turbines, marine systems and industrial equipment, locking parts prevent critical components from loosening during operation – a key factor for safety, durability and system integrity.

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PLUG - 735210018001 suitable for MTU engines

PLUG - 735210018001 suitable for MTU engines

Excellent Replacement Part Suitable for MTU Discover our plug with the comparison number 735210018001, designed as an OEM replacement part to offer optimal performance. This product is compatible with MTU engines and ensures durability and reliability in your application.Quality of Replacement Parts Our plug, also referred to as a product in the "locking parts" category, ensures the quality you can expect from OEM replacement parts. It is precisely fitting for your MTU engines and meets operational demands.

Sale price: €12.82Regular price:€14.25(10% saved)
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PLUG - 735210016000 suitable for MTU engines

PLUG - 735210016000 suitable for MTU engines

Qualitative OEM Replacement Part PlugThe plug with the comparison number 735210016000 is an essential OEM replacement part that you need in your applications. It belongs to the group of locking parts and ensures reliable functionality.Suitable for MTU EnginesThis product is suitable for MTU engines and provides the necessary quality that you expect from OEM replacement parts. Our over 1 million replacement parts enable a precise addition to your engines.

Sale price: €13.17Regular price:€14.64(10% saved)
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PLUG - 735210014002 suitable for MTU engines

PLUG - 735210014002 suitable for MTU engines

Quality Plug – Comparison Number 735210014002 Discover our plug with the comparison number 735210014002, which is classified under the category "Locking parts". This part is specifically designed to ensure optimal operation of your MTU engines. Only OEM parts provide the best possible performance and efficiency that is required.Convincing OEM Parts for Your EnginesThe comparison number 735210014002 represents a part that can be seamlessly integrated into your MTU engines. Our products fit perfectly for high-quality applications. Suitable for drivers and maintenance services, our OEM parts mean quality and reliability.

Sale price: €11.00Regular price:€12.22(10% saved)
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PLUG - 735210014001 suitable for MTU engines

PLUG - 735210014001 suitable for MTU engines

Excellent Plug: Comparison Number 735210014001Our Plug is a reliable OEM spare part with the comparison number 735210014001, suitable for MTU engines. This product offers you safety and durability and is perfectly designed to keep your systems running.

Sale price: €275.96Regular price:€306.62(10% saved)
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PLUG - 735210014000 suitable for MTU engines

PLUG - 735210014000 suitable for MTU engines

Precise Plug Suitable for Your MTU EnginesDiscover our replacement part, the plug with the comparison number 735210014000, specifically designed for use in engines compatible with the MTU 4000 series. The comparison number 735210014000 allows for the exact identification of this OEM replacement part from our extensive range, which can access over 1 million replacement parts. Rely on our years of expertise when making your choice.Functional OEM Replacement Part for EnginesThe plug weighs only 0.019 kg and impresses with its compact design, allowing for easy installation. As part of the product range for diesel-operated engines, including the 12V4000M70, our plug combines durability with high functionality. This product is a reliable solution for those seeking to optimize their drive systems.

Sale price: €6.83Regular price:€7.59(10% saved)
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PLUG - 735210012001 suitable for MTU engines

PLUG - 735210012001 suitable for MTU engines

Precise Plug for Smooth OperationsDiscover our outstanding plug with the comparison number 735210012001, an essential OEM replacement part that meets requirements in the category of locking parts. This product is compatible with high-performance MTU engines and offers excellent fit that optimizes the operation of your engines and prevents leaks.Overview of Comparison Number and AssemblyThe comparison number 735210012001 ensures the clear identification of this plug, which is suitable for MTU engines. The OEM replacement part impresses with its durable quality. As a family-owned business in its second generation, we are committed to providing precise replacement parts that meet the highest standards.

Sale price: €20.33Regular price:€22.59(10% saved)
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PLUG - 735210012000 suitable for MTU engines

PLUG - 735210012000 suitable for MTU engines

Precise Fit with Plug 735210012000 The plug with the comparison number 735210012000 is an excellent product, specifically designed as a OEM replacement part. It is ideal for use in engines and enables reliable functionality. It is particularly important that it fits perfectly for MTU engines and meets the manufacturer's stringent requirements.Advantages of OEM Replacement PartsOur product, the plug, is an OEM replacement part, suitable for MTU engines. Compared to aftermarket options that may not meet the same standards, our replacement parts are distinguished by high accuracy, which is significant in numerous applications.

Sale price: €10.18Regular price:€11.31(10% saved)
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PLUG - 735210010000 suitable for MTU engines

PLUG - 735210010000 suitable for MTU engines

Plug – Essential Spare Part for EnginesDiscover our premium plug (comparison number: 735210010000), a proven OEM spare part that enables versatile applications in the engine industry. This product represents a solid choice for various requirements.

Sale price: €10.11Regular price:€11.23(10% saved)
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PLUG - 735084100000 suitable for MTU engines

PLUG - 735084100000 suitable for MTU engines

Plug suitable for MTU engines Discover our productive plug with the part number 735084100000, specially designed for MTU engines. This OEM replacement part ensures a precise fit for the requirements of marine and stationary applications.

Sale price: €214.20Regular price:€238.00(10% saved)
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PLUG - 735084080000 suitable for MTU engines

PLUG - 735084080000 suitable for MTU engines

Excellent Plug for Your SystemDiscover our plug, distinguished by the comparison number 735084080000. This product is specially designed for applications in the areas of diesel and gas and is optimally suited for the requirements in marine and stationary use.

Sale price: €126.23Regular price:€140.26(10% saved)
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PLUG - 735084065000 suitable for MTU engines

PLUG - 735084065000 suitable for MTU engines

Plug suitable for MTU EnginesThe plug with the comparison number 735084065000 is specifically developed and suitable for MTU engines. This product belongs to the category of locking parts and ensures that your engine delivers reliable performance.OEM Spare Parts for Better Engine PerformanceAs an OEM spare part, this plug meets the highest quality standards for engines. Trust the original equipment manufacturers to optimize the operational readiness and durability of your systems. It is suitable for various brands, including MWM, Mercedes-Benz, and Deutz.

Sale price: €100.60Regular price:€111.77(10% saved)
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PLUG - 735084055000 suitable for MTU engines

PLUG - 735084055000 suitable for MTU engines

PLUG with the comparison number 735084055000 suitable for MTU engines

Sale price: €63.66Regular price:€70.73(10% saved)
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PLUG - 735084050000 suitable for MTU engines

PLUG - 735084050000 suitable for MTU engines

Quality and Performance of the PlugDiscover the plug with the comparison number 735084050000. This product is ideally suited for MTU engines and belongs to the group of locking parts. With this OEM spare part, you secure a product that is designed for durability and high performance.OEM Spare Parts for Your NeedsOur plug is an essential component, compatible with MTU engines. This ensures that you receive the best possible quality and reliable operation of your machines.

Sale price: €37.39Regular price:€41.55(10% saved)
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PLUG - 735084048000 suitable for MTU engines

PLUG - 735084048000 suitable for MTU engines

Premium Plug for Your EnginesA premium plug with the comparison number 735084048000 is a perfect OEM replacement part specifically designed for engines. As part of the locking parts category, it ensures seamless integration and optimal function when using MTU engines. Trust in the quality associated with this comparison number.

Sale price: €73.96Regular price:€82.17(10% saved)
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PLUG - 735084045000 suitable for MTU engines

PLUG - 735084045000 suitable for MTU engines

Reliable Plug compatible with MTU enginesChoose our plug compatible with MTU engines. With the comparison number 735084045000, you receive an OEM replacement part specifically designed for the model series 396 and the engine type 12V396TE84. These product features ensure that it offers optimal functionality and is developed for use in critical applications.Tailored features for high-performance enginesThe plug has compact dimensions of 4.7 cm in length and width, with a height of 2.8 cm. Weighing just 0.078 kg, this OEM replacement part can be easily installed. This tailored feature makes it ideal for maintaining the efficiency and reliability of engines compatible with MTU engines.

Sale price: €48.93Regular price:€54.37(10% saved)
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PLUG - 735084040000 suitable for MTU engines

PLUG - 735084040000 suitable for MTU engines

Plug comparison number 735084040000 discoverThe plug with the comparison number 735084040000 is the ideal partner for suitable MTU engines. This product, available as an OEM replacement part, ensures smooth operation of your engine in many applications. The excellent quality meets high demands for reliability.Precise fit for enginesThis OEM replacement part is specifically designed for MTU engines and meets the special requirements for marine and stationary use. By integrating this plug, you ensure the functionality of your engines.

Sale price: €79.27Regular price:€88.08(10% saved)
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PLUG - 735084036000 suitable for MTU engines

PLUG - 735084036000 suitable for MTU engines

Reliable Engine ComponentsThe plug with the reference number 735084036000 is an OEM replacement part specifically designed for the requirements of engines. This product is suitable for MTU engines and offers you reliability as well as a long lifespan in marine and stationary applications. Rely on our excellent OEM replacement parts to enhance the performance of your engines.

Sale price: €44.71Regular price:€49.67(10% saved)
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PLUG - 735084030000 suitable for MTU engines

PLUG - 735084030000 suitable for MTU engines

First-class Plug with reference number 735084030000Discover our plug (reference number: 735084030000), an essential locking part specifically designed for MTU engines. This OEM spare part offers optimal performance and reliability for your engines in marine and stationary applications.Trust in our OEM spare parts for enginesOur OEM spare part is precisely manufactured and durable to ensure the functionality of your engines. With 25 years of experience in engine parts, we represent quality based on expertise.

Sale price: €29.46Regular price:€32.73(10% saved)
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PLUG - 735084025000 suitable for MTU engines

PLUG - 735084025000 suitable for MTU engines

Benefit from Our PlugDiscover our Plug (comparison number: 735084025000), an OEM spare part specifically designed for MTU engines. The comparison number 735084025000 refers to the exact specification, making your selection easier. With the highest precision in manufacturing, this product ensures reliability and efficiency in your drive system.

Sale price: €71.29Regular price:€79.21(10% saved)
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PLUG - 735084020000 suitable for MTU engines

PLUG - 735084020000 suitable for MTU engines

Plug – Your Solution for MTU EnginesDiscover our plug, compatible with comparison number 735084020000, which offers excellent performance and reliability. This OEM spare part belongs to the group of locking parts and is essential for the maintenance of your engines.OEM Spare Parts for Your NeedsExclusively developed for the requirements of MTU engines, this product provides direct solutions that benefit your business. Suitable for MTU engines, it meets the highest quality standards and is ideally suited for all applications where high performance is expected.

Sale price: €42.63Regular price:€47.37(10% saved)
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PLUG - 735084016000 suitable for MTU engines

PLUG - 735084016000 suitable for MTU engines

Plug – Suitable for Key Engine TechnologyThe plug with the comparative number 735084016000 is a precise OEM replacement part specifically designed to provide optimal performance as a locking part in diesel and gas engines. This product is an essential element for the operation of your engines.Availability Due to Large InventoryThanks to our extensive stock, we ensure that a wide selection of OEM replacement parts is available. Each order helps you quickly obtain the right components for MTU engines. Our comparative number 735084016000 plays an important role in this.

Sale price: €28.47Regular price:€31.63(10% saved)
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PLUG - 735073010101 suitable for MTU engines

PLUG - 735073010101 suitable for MTU engines

PLUG with the comparison number 735073010101 suitable for MTU engines

Sale price: €8.79Regular price:€9.76(10% saved)
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PLUG - 735073010100 suitable for MTU engines

PLUG - 735073010100 suitable for MTU engines

PLUG with the comparison number 735073010100 suitable for MTU engines

Sale price: €5.17Regular price:€5.75(10% saved)
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PLUG - 735073010001 suitable for MTU engines

PLUG - 735073010001 suitable for MTU engines

PLUG with the comparison number 735073010001 suitable for MTU engines

Sale price: €12.47Regular price:€13.86(10% saved)

Function and benefits

Locking parts are used to fix bolts, nuts, shafts or rotating elements in place. They protect against unintentional movement or unscrewing due to vibration, pressure changes or torque fluctuations. Benefits include:

  • Secure hold of mechanical connections
  • Increased system safety and reduced failure risk
  • Improved service intervals and reliability

In high-performance diesel engines or marine drives, locking systems are critical to prevent loosening of vital components under continuous vibration and extreme temperatures.

Types of locking parts

Our range of locking parts includes:

  • Locking washers (e.g. serrated, tab or spring washers)
  • Locknuts and self-locking nuts
  • Locking clips and retaining rings
  • Split pins, cotter pins and safety wires

These components are available in materials such as spring steel, stainless steel, and corrosion-resistant alloys – ideal for use in marine environments or thermal cycling conditions.

Applications in marine and industrial systems

Locking parts are used in crankshaft assemblies, valve trains, coupling flanges, pump mounts and exhaust systems. In maritime settings, reliability under constant vibration and salt exposure is key. We offer OEM-locking solutions suitable for MTU, MAN, Volvo Penta, Deutz and MWM engines – suitable for both new builds and overhauls.

Locking parts for industrial and marine engines – suitable for MTU, Deutz, MAN, Volvo Penta and MWM – replacement components

FAQ

What are locking parts used for?
Locking parts secure mechanical fasteners and rotating elements, preventing loosening due to vibration, pressure or thermal expansion. They are vital in engines and machinery to maintain operational safety and performance.

How do I choose the right locking part?
Selection depends on load, operating temperature, vibration level and component type. In high-stress environments, self-locking nuts or tab washers are often preferred over standard fasteners.

Are locking parts reusable?
Some locking parts like tab washers or safety clips are designed for single use, while others like locknuts or spring washers can be reused if undamaged. Always follow engine manufacturer guidelines for replacements.

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