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.
Choose from following:
LOCKING NUT - 22885952 suitable for Volvo/Volvo Penta engines
Optimal Performance with the Locking Nut 22885952 The locking nut with the comparison number 22885952 is an essential product that ensures your engines operate reliably. This spare part is suitable for Volvo/Volvo Penta engines and provides a secure connection in critical assemblies. Rely on this robust component to ensure the longevity of your applications in marine and stationary use.Lightweight Construction for Maximum Efficiency Weighing only 0.082 kg, the locking nut combines performance and efficiency. The comparison number 22885952 represents an OEM spare part manufactured to the highest standards. This meets the quality and durability requirements demanded by modern engines. You will appreciate the reliability of this product in your daily work.
PROPELLER NUT - 22427131 suitable for Volvo/Volvo Penta engines
Quality Nut suitable for Volvo/Volvo Penta EnginesDiscover our nut with the comparison number 22427131, which is perfectly suited for use in Volvo/Volvo Penta engines. This OEM replacement part is a crucial component for the reliable function of your engines and ensures that everything runs smoothly. Weighing 0.117 kg, it is a lightweight yet sturdy solution for all your needs.Performance and Reliability of OEM Replacement PartsThe comparison number 22427131 stands for the highest quality and optimal compatibility with Volvo/Volvo Penta engines. As an OEM replacement part, this product meets the strict standards set by the manufacturers and supports the efficiency of your engines. Rely on dependable components that keep your machines in excellent condition.
PROPELLER NUT - 21815875 suitable for Volvo/Volvo Penta engines
Precise Nut Suitable for Volvo/Volvo Penta EnginesDiscover the Nut with the comparison number 21815875, specifically designed to be suitable for Volvo/Volvo Penta engines. This OEM spare part ensures a perfect fit for reliable application in your engines. Weighing 0.988 kg, it meets all quality and functionality requirements.
PROPELLER NUT - 21815872 suitable for Volvo/Volvo Penta engines
Robust Nut for Precise ApplicationsDiscover the Nut with the comparison number 21815872, specifically designed as a replacement part suitable for Volvo/Volvo Penta engines. Weighing 7.937 kg, this product is an indispensable component in your machine maintenance and helps optimize the performance of your engines.Quality OEM Replacement PartsOur OEM replacement parts stand for high quality and durability. The comparison number 21815872 is a symbol of robustness and reliability that you need to operate engines optimally. Trust in replacement parts that have been developed to meet your requirements and provide you with the confidence that you can rely on performance and efficiency.
HEXAGON NUT - 204032012005 suitable for MTU engines
Reliable Hexagon Nut for Your NeedsOur Hexagon nut, the perfect solution for your requirements, has the reference number 204032012005. This OEM replacement part provides the necessary precision and withstands high loads. Thanks to its robust construction, it is an ideal product for various applications.Suitable for MTU Engines and MoreThe Hexagon nut is suitable for MTU engines and ensures that your machines operate efficiently. Our focus is on OEM replacement parts specifically designed for marine and stationary use. Rely on the quality your engines deserve.
CASTLE NUT - 200979008000 suitable for MTU engines
Quality Castle Nut for Your EnginesDiscover the castle nut with the reference number 200979008000, an essential OEM spare part specifically designed to perfectly harmonize with engines. This castle nut is particularly suitable for use in marine and stationary applications and impresses with its excellent quality.Suitable for MTU Engines and Other ApplicationsOur castle nut is compatible with MTU engines and ensures that you achieve maximum stability and performance. With the reference number 200979008000, we offer you a precise solution for your engine needs. Trust our many years of experience as a provider of OEM spare parts.
HEXAGON NUT - 200934008002/45 suitable for MTU engines
Robust OEM replacement part: Hexagon nut Discover the hexagon nut, a product with the comparison number 200934008002/45. This component impresses with its precise workmanship and is designed for use in demanding environments. It ensures a strong connection in your engines.
HEXAGON NUT - 200929010001 suitable for MTU engines
Hexagon nut with comparison number 200929010001Discover the hexagon nut with the comparison number 200929010001, an essential OEM spare part suitable for MTU engines. This product provides you with the precision and durability necessary for the smooth operation of your engines.
HEXAGON NUT - 200929008003 suitable for MTU engines
Unique Hexagon Nut for Professional Applications Discover the hexagon nut with the comparison number 200929008003, a precisely manufactured OEM replacement part suitable for MTU engines. This product meets the highest requirements and ensures the reliable function of your engines.Quality of OEM Replacement Parts OEM replacement parts represent quality and durability. Our hexagon nut, with comparison number 200929008003, is an indispensable component that fits your needs perfectly. Rely on the expertise of a family-run business in its second generation for sustainable solutions.
NUT - 2003315010 suitable for Bosch engines
Reliable Nut for EnginesDiscover our OEM replacement part, the nut with the comparison number 2003315010, suitable for engines from Bosch. This nut ensures that your connections are secure and stable, which is especially important for the performance and longevity of engines in marine and stationary applications.Quality You Can Rely OnWith the comparison number 2003315010, you receive a product that meets the highest standards. Our OEM replacement parts are specifically designed to meet the requirements of engines used in marine applications. You can rely on this component to be compatible with Bosch engines and of great durability.
NUT - 177L27018 suitable for MTU engines
Quality Product with Comparison Number 177L27018Discover the Nut with the comparison number 177L27018 – an essential product for your engine. This precisely crafted nut belongs to the group of nuts and impresses with durability and reliability. Weighing only 0.081 kg, it is ideal for various applications – perfect for engines in marine and stationary use.Suitable for MTU Engines This OEM replacement part is specifically designed to be suitable for MTU engines. Trust in the top-notch quality you can expect from an OEM replacement part. By using this nut, you ensure the same performance and efficiency that you know from components. Our products are tailored to the specific requirements of diesel and gas engines.
NUT - 177E16703 suitable for MTU engines
Robust Nut for Premium EnginesThe nut with the comparison number 177E16703 is an essential OEM replacement part specifically designed for use in engines. This product ensures that your requirements in the marine and stationary sectors as well as for locomotives are met.Suitable for MTU EnginesThis OEM replacement part is suitable for MTU engines and offers an optimal fit as well as reliability. The use of premium materials ensures durability and the best performance of your engines. Quality is our top priority, supported by internal controls that ensure only the best parts are included in our range.
KNURLED NUT - 177B07008 suitable for MTU engines
Knurled Nut with Comparison Number 177B07008 Discover the knurled nut with the comparison number 177B07008, an essential product compatible with MTU engines. These nuts are specifically designed to support the maximum performance and reliability of your engines.
NUT - 177A32006 suitable for MTU engines
Excellent Nut compatible with MTU Engines Discover the innovative nut with the comparison number 177A32006, a top-tier OEM replacement part specifically designed for MTU engines. This product belongs to the group of "nuts" and ensures a precise fit as well as excellent performance.Quality through Strict Controls Our internal controls ensure the quality of this replacement part. With the comparison number 177A32006, we provide OEM replacement parts that meet the highest standards. Rely on our 25 years of experience in the industry to obtain the best engine components according to your requirements.
NUT - 177A29006 suitable for MTU engines
OEM Replacement Parts for Your EnginesOur nut with the part number 177A29006 is an essential OEM replacement part that is perfectly suited for MTU engines. This product is indispensable to ensure the performance of your engines. Rely on the precision and quality that only OEM replacement parts can provide.
NUT - 177A29003 suitable for MTU engines
Qualitative Nut suitable for MTU enginesDiscover the nut with the comparison number 177A29003, which is specifically suitable for MTU engines. This OEM replacement part offers ideal fit and ensures that your engines run smoothly. Rely on our experience in providing OEM replacement parts that meet the highest standards.Advantages of OEM replacement partsWe offer our nuts and other products in original equipment manufacturer quality at attractive prices. With the comparison number 177A29003, we ensure that you receive a suitable part for your MTU engines that meets the highest requirements. In our assortment, you will find only replacement parts that are suitable for engines and stationary applications.
ACORN NUT - 161L31017 suitable for MTU engines
Acorn Nut 161L31017 for Reliable ApplicationsDiscover the acorn nut with the comparison number 161L31017, an essential OEM spare part that meets the highest standards. This acorn nut is crucial for the functionality of your engines and is specifically designed for MTU engines of the series 538. Weighing only 0.076 kg, this product is lightweight yet robust, making it ideal for marine and stationary applications.
NUT - 136M42703 suitable for MTU engines
Premium Nut with Comparison Number 136M42703Discover the nut with the comparison number 136M42703, an essential OEM replacement part for your engines. This special nut is suitable for MTU engines of the series 538 and the engine types 16V538TB90. Weighing only 0.117 kg, this product offers stability and outstanding performance. The use of these OEM replacement parts ensures the optimal function of your MTU engine.Highest Quality through OEM StandardsOur nut, marked with the comparison number 136M42703, meets the highest standards of the manufacturer. This means you can be assured that it is designed for long life and reliable performance. With the assurance that you are receiving only suitable for MTU approved parts, you can maximize the efficiency and power of your engines.
KNURLED NUT - 136L84008 suitable for MTU engines
Versatile Knurled Nut Suitable for MTU EnginesDiscover the knurled nut with the reference number 136L84008, a recommended OEM spare part specifically designed for the requirements of engines. Weighing 1.67 kg, this product not only offers robustness but also an excellent fit for your applications. Our knurled nut ensures optimal performance for engines that are suitable for MTU and meets all quality standards set by the manufacturer.
NUT - 136L02004 suitable for MTU engines
Top Quality Nut: Comparison Number 136L02004Discover the nut with the comparison number 136L02004, an ideal OEM replacement part designed specifically to meet the needs of engines. This nut is an essential component used in a variety of applications.
NUT - 136A29004 suitable for MTU engines
Quality and Reliability: Comparison Number 136A29004Discover the product with the comparison number 136A29004, a crucial nut suitable for application in MTU engines. This OEM replacement part ensures a stable connection that meets the high demands of engine technology.OEM Replacement Parts for Your EnginesThe nut is fully compatible with MTU engines and meets the highest standards. As an OEM replacement part, it has been developed to ensure optimal performance and durability in your engine application.
ANNULAR NUT - 135L45018 suitable for MTU engines
Annular nut with comparison number 135L45018The annular nut with the comparison number 135L45018 is an essential OEM spare part specifically designed for your MTU engines. This product is categorized under Nuts and is suitable for the series 538 as well as the engine type 16V538TB90. Weighing only 0.038 kg, this annular nut provides an ideal solution for your specific requirements.Precision and reliability in every detailOur annular nut, bearing the comparison number 135L45018, impresses with quality and reliability. As an OEM spare part, it ensures that proper assembly can be assured for the smooth operation of your engines. Particularly in marine and stationary technology, the use of complete components is critical to optimize the efficiency and longevity of your machines.
SLOTTED ROUND NUT - 135L35048 suitable for MTU engines
Slotted Round Nut 135L35048 – Optimal for Your EnginesDiscover the slotted round nut with the comparison number 135L35048, a relevant product for your engine maintenance. This OEM replacement part is suitable for MTU engines of series 538 and ensures that your engines operate reliably and efficiently. Weighing only 0.08 kg, the slotted round nut combines lightness and stability, making it an essential component for your engine commissioning.
NUT - 135L01012 suitable for MTU engines
Nut – Comparison Number 135L01012Discover the nut with the comparison number 135L01012, specifically designed to meet the highest demands. This OEM spare part is suitable for MTU engines of the series 1163. The lightweight part weighing only 0.004 kg belongs to the article group of nuts and ensures that your drive functions reliably. With this nut, you are optimally equipped to maximize the efficiency of your engines.Reliable OEM Spare Parts for Your EnginesOur nut is a qualitatively outstanding OEM spare part designed for optimal durability and safety. This product is suitable for the engine types 20V1163TB93 and meets the stringent requirements placed on spare parts in marine and stationary applications. Take advantage of this and ensure that your engines always deliver peak performance.
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.
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.