Engine bearings – essential for smooth operation
Engine bearings are precision components that support the crankshaft and other rotating elements inside the engine. They ensure minimal friction, absorb mechanical loads, and help maintain alignment under high stress. Whether used in industrial machinery, marine engines or stationary power units, engine bearings play a vital role in durability and performance.
Choose from following:
CYLINDRICAL ROLLER BEARING - 51934200016 suitable for MAN D-engines
Quality in the Form of a Cylindrical Roller BearingDiscover the cylindrical roller bearing, comparison number 51934200016. This reliable product meets the highest standards and ensures that your engines always operate efficiently. The cylindrical roller bearing promotes optimized load distribution and minimizes friction, contributing to an extended lifespan of your capabilities. Rely on quality – for your success!
CYLINDRICAL ROLLER BEARING - 51934200015 suitable for MAN D engines
Cylindrical Roller Bearings Suitable for Your EnginesThe cylindrical roller bearing with the comparison number 51934200015 is a crucial OEM replacement part specifically designed to maximize the performance of MAN D engines. This durable product is suitable for the D2876 series and the motor types D2876LE301. When it comes to replacement parts, choosing the right cylindrical roller bearing is essential for the efficiency and smooth operation of your machines.Ingredients for Top PerformanceWeighing 0.459 kg and measuring 9.8 cm in length and width, as well as 2.5 cm in height, the cylindrical roller bearing impresses with its compact and thoughtful design. The comparison number 51934200015 allows for easy identification, ensuring that this product is suitable for your needs. By using OEM replacement parts, you can expect a precise fit and high durability, allowing your engines to operate optimally.
CYLINDRICAL ROLLER BEARING - 51934200014 suitable for MAN D-engines
Precision Bearings for Specific ApplicationsDiscover our outstanding cylindrical roller bearing with the comparison number 51934200014, specifically designed to meet the highest standards for MAN D engines. This cylindrical roller bearing ensures excellent performance in your engines by perfectly balancing both axial and radial forces. Experience the efficiency of the offered product.Lightweight and PowerfulWeighing 0.18 kg, the cylindrical roller bearing is optimally suited for use in various applications. The replacement part impresses with its ability to effortlessly handle pressure challenges and other demands. This keeps your engines reliably operational and performing at the highest level.
CYLINDRICAL ROLLER BEARING - 51934200010 suitable for MAN D-engines
Cylindrical Roller Bearings for Outstanding PerformanceDiscover the cylindrical roller bearing with the reference number 51934200010, which plays a crucial role in the reliability of your drive. This product is specifically designed for the high-performance MAN D engines. Lightweight and robust at only 0.36 kg, it ensures that your application always functions optimally.Technical Expertise for MAN D EnginesOur cylindrical roller bearing is a top-quality OEM replacement, essential for all users who require a durable and efficient bearing. By choosing a suitable replacement part, you significantly contribute to the functionality of your diesel or gas engine while optimizing its performance.
GROOVED BALL BEARING - 51934106007 suitable for MAN D-engines
Excellent Grooved Ball Bearing for Reliable EnginesDiscover our grooved ball bearing, comparable to the reference number 51934106007, which is optimally suited for your engine projects. As an accessory, it ensures excellent performance, especially when you use engines suitable for MAN D. With its precise specifications, this product significantly contributes to improving the efficiency of your machines.Convincing Quality through OEM Spare PartsThe grooved ball bearing weighs only 0.29 kg and is manufactured directly by renowned manufacturers. It is an OEM spare part that meets the highest standards. The combination of top-quality materials and optimal design ensures that this bearing element represents a long-term solution for engines suitable for MAN D.
GROOVED BALL BEARING - 51934106006 suitable for MAN D-engines
Grooved Ball Bearing with Comparison Number 51934106006Discover the grooved ball bearing with the comparison number 51934106006, categorized in the bearings group and specifically suitable for MAN D engines. This product stands out through precise manufacturing and excels in performance and durability.High-Quality Solution for OEM Spare PartsOur grooved ball bearing is a top-quality OEM spare part that helps ensure the efficiency of your engines. These are tested OEM spare parts manufactured to stringent standards. This allows you to rely on reliable functionality in your operations.
BEARING - 51934100156 suitable for MAN D-engines
Bearing unit specifically designed for MAN D enginesDiscover our bearing with the comparison number 51934100156, an OEM replacement part that has been specifically designed for MAN D engines. This product ensures maximum efficiency and extends the lifespan of your diesel or gas engines.Precision and reliability with OEM replacement partsOur bearing meets the highest quality standards and ensures that your engine operates efficiently. The product is a reliable choice for anyone in need of replacement parts suitable for MAN D engines.
BEARING - 51934100155 suitable for MAN D-engines
Essential Spare Part: Bearing suitable for MAN DDiscover the precise bearing that carries the comparison number 51934100155 and has been specifically developed for MAN D engines. Dive into the world of OEM spare parts that ensure the highest quality and outstanding performance for your engines. Benefit from the exceptional durability and functionality that this product offers.
BALL BEARING - 51934100154 suitable for MAN D-engines
Ball bearing suitable for MAN D enginesWith the part number 51934100154, you receive a ball bearing that has been specifically developed as an OEM replacement part suitable for MAN D engines. This product contributes to the efficiency and reliability of your engines, allowing you to rely on top-notch performance.Quality of OEM replacement partsAs a supplier of replacement parts, quality and durability are our top priorities. Our ball bearing with part number 51934100154 ensures that engines operate optimally. Count on this unique product when it comes to maximizing performance and robustness.
GROOVED BALL BEARING - 51934100146 suitable for MAN D-engines
Efficient Grooved Ball Bearing – Comparison Number 51934100146Discover our grooved ball bearing with comparison number 51934100146, which has been designed to fit MAN D engines. This product is extremely reliable and offers a long lifespan, which is beneficial for you in demanding maritime or stationary applications. Weighing only 0.309 kg and with compact dimensions of 6.2 cm in length and width, as well as 2.1 cm in height, it integrates effortlessly into your existing systems.OEM Replacement Parts for Highest StandardsThe grooved ball bearing belongs to the category "Bearings" and is an indispensable OEM replacement part that meets strict quality standards. With the comparison number 51934100146, it is a replacement part that ensures your MAN D engines operate efficiently and powerfully. The accuracy and reliability of these products provide you with the confidence you desire.
GROOVED BALL BEARING - 51934100143 suitable for MAN D engines
Reliable spare part with reference number 51934100143Discover the grooved ball bearing with the reference number 51934100143. This OEM spare part impresses with its robust and durable construction, ensuring flawless performance in demanding applications. Suitable for MAN D engines, this component plays a crucial role in the smooth operation of your machines and helps minimize your operating costs.Compact dimensions for versatile applicationsWeighing 0.236 kg and measuring 7 cm in length, 7 cm in width, and 2.3 cm in height, the grooved ball bearing is perfect for tight installation situations. The product is versatile and contributes to creating safe and efficient engine performance. In general, it ensures that engines are operational at all times, even under the most challenging conditions.
GROOVED BALL BEARING - 51934100141 suitable for MAN D-engines
Grooved Ball Bearing suitable for MAN D EnginesDiscover our product, the grooved ball bearing with the comparison number 51934100141, suitable for MAN D engines. This OEM replacement part is an essential component of your systems, ensuring optimal performance and longevity. Part of the bearings category, it offers the quality you desire.
BALL BEARING 17X52X17-2RS - 51934100139 suitable for MAN D engines
BALL BEARING 17X52X17-2RS with the comparison number 51934100139 suitable for MAN D engines
GROOVED BALL BEARING - 51934100138 suitable for MAN D-engines
Amazing Quality: Grooved Ball Bearing with Comparison Number 51934100138 The grooved ball bearing with comparison number 51934100138 offers you the ideal solution for engines that require high performance. This product is suitable for MAN D diesel and gas engines. With the precise technology of OEM replacement parts, you benefit from flawless functionality that stands for durability and reliability.Optimal Fit for Various Applications Our grooved ball bearings are specifically designed to meet requirements in marine and stationary operations. They are suitable OEM replacement parts and provide outstanding performance for MAN D engines. Weighing only 0.03 kg, this replacement part is ideal for streamlined and robust applications.
GROOVED BALL BEARING - 51934100137 suitable for MAN D-engines
Trust in First-Class QualityDiscover our grooved ball bearing with the comparison number 51934100137. This product is perfectly suited to enhance the reliability of your engines. Its lightweight design and thoughtful construction make the grooved ball bearing an optimal choice for all technical requirements.Optimal Functional BenefitsThe grooved ball bearing is compatible with MAN D engines. This specific component contributes to improved performance and longevity of your machines under demanding conditions. With the comparison number 51934100137, you ensure that you are acquiring a part that meets the stringent demands of the industry.
GROOVED BALL BEARING - 51934100136 suitable for MAN D-engines
Grooved Ball Bearing for High-Performance EnginesDiscover the grooved ball bearing with the comparison number 51934100136, specifically designed to meet the highest demands in engine construction. Weighing 0.73 kg, this product offers excellent characteristics that enable remarkable lifespan and reliability in demanding applications. The use of OEM replacement parts ensures that you receive the quality you need without having to make compromises.Custom-Fit for MAN D EnginesThe grooved ball bearing with the comparison number 51934100136 is suitable for MAN D engines, including the D2862 series and engine types such as the D2862LE. This top-quality fit and precise workmanship ensure smooth operation and minimize wear in your engines. Be aware that a failure of the bearings could lead to expensive repairs, which is why special care should be taken when selecting your replacement parts like this one.
CYLINDRICAL ROLLER BEARING - 51934100131 suitable for MAN D-engines
Excellent Quality of the Cylindrical Roller BearingThe cylindrical roller bearing is a crucial product with the comparison number 51934100131, offering optimal performance in your machines. This bearing impresses with its high adaptability and quality for your applications. Weighing 0.46 kg, it is the ideal choice for the market and can be effectively used in both marine and stationary applications.Compatibility with MAN D EnginesOur cylindrical roller bearing is specifically designed to fit MAN D engines. As an OEM spare part, it meets all requirements for continuous operation. You can trust that the longevity and reliability of your engines will be maximized through the use of this component.
GROOVED BALL BEARING - 51934100129 suitable for MAN D-engines
Stable Performance with Grooved Ball BearingThe grooved ball bearing, part number 51934100129, is the ideal replacement for your needs in the field of diesel and gas engines. This OEM replacement is specifically designed for MAN D engines and enhances the performance and efficiency of your developments. Weighing only 0.05 kg, the component is both compact and versatile.
WATER PUMP BEARING - 51934100126 suitable for MAN D-engines
Excellent Water Pump Bearing for EnginesDiscover the water pump bearing (comparison number: 51934100126), a key component for the performance of your engines. This OEM replacement part ensures excellent fit and reliability, so your engine runs smoothly and you can enjoy it for a long time. A total weight of 0.92 kg provides stability and durability.Key Information for MAN D EnginesThe water pump bearing is suitable for MAN D engines and is ideally designed to meet the high technical requirements for marine and stationary use. Every OEM replacement part we sell stands for the necessary quality to optimally support your engines under the most demanding conditions.
GROOVED BALL BEARING - 51934100125 suitable for MAN D-engines
Grooved Ball Bearings for Professional ApplicationsThe grooved ball bearing with the comparison number 51934100125 is an essential bearings part that is specifically designed to meet your requirements. Suitable for MAN D engines, this grooved ball bearing offers reliable performance and is optimal for use in marine and stationary systems. Weighing only 0.065 kg, this product allows for easy integration and contributes to improved operational efficiency.
BEARING - 51934100123 suitable for MAN D-engines
Quality Product with Comparison Number 51934100123Discover the bearing with the comparison number 51934100123, which stands out as an OEM spare part. This product is essential for the optimal operation of your MAN D engines. It provides you with the opportunity to maximize the efficiency of your engines and operate powerful machines.Suitable for MAN D Engines – Reliable PerformanceThis spare part is specifically designed to be compatible with MAN D engines. With the comparison number 51934100123, you achieve high accuracy and durability, which are crucial for professional applications.
ANGULAR BALL BEARING - 51934100120 suitable for MAN D engines
Robust Ball Bearing 37x74x45 for Industrial ApplicationsThe Ball bearing 37x74x45 is an essential OEM spare part that meets your expectations at the highest level. With the comparison number 51934100120, this product is an excellent solution for gear technology applications. This component belongs to the article group of Gears and toothed wheels and ensures reliable performance in the most demanding operations.Suitable for MAN D EnginesWith precise fit, the OEM spare part is designed to be suitable for MAN D engines. The improvement in performance ensures both durability and high efficiency of your machines. Rely on the excellent properties of the product to ensure smooth operation.
ANGULAR BALL BEARING - 51934100119 suitable for MAN D engines
Excellent Angular Ball Bearing: Reference Number 51934100119Discover the Angular ball bearing, reference number 51934100119, an essential OEM replacement part that ensures maximum efficiency in high-performance engines. This reference number is the key to top-quality replacement part standards. Our product is suitable for series D2840 and D2842 as well as the specific engine types D2840LE301, D2842LE301, and D2842LE405. Rely on this component to enhance the efficiency and reliability of your engines.Optimal Dimensions and Properties for Diverse ApplicationsWeighing 0.783 kg and with compact dimensions of 7.4 cm in length and width as well as 4.5 cm in height, the Angular ball bearing can be easily integrated into various applications. This product has proven to be suitable for numerous applications in the marine sector and stationary engines. Thanks to optimal dimensional accuracy, you can be confident in consistent performance.
BEARING - 51934100117 suitable for MAN D engines
Fan Bearing Comparison Number 51934100117 for Efficient EnginesThe fan bearing, with the comparison number 51934100117, is the ideal product for efficient engine maintenance. This OEM spare part is perfectly suited to meet the demands of challenging applications. It combines precision and durability, ensuring consistent performance that keeps your machines at a high level.
Function and benefits
An engine bearing serves as a smooth, low-friction surface between moving parts. It allows the crankshaft and connecting rods to rotate freely while maintaining precise clearance. High-quality motor bearings reduce wear, dampen vibrations and distribute engine loads evenly. The key benefits include:
- Reduced friction and heat in rotating assemblies
- Protection of crankshaft and connecting rods from wear
- Longer service life and improved engine reliability
In marine engines, marine bearings are specially designed to resist saltwater corrosion and operate under continuous heavy loads.
Types and applications
There are several types of engine bearings, including main bearings, rod bearings, camshaft bearings and thrust washers. Each has a specific function and must be matched precisely to the engine's design. Motor bearings are used in diesel and gas engines of all sizes – from locomotives to marine propulsion systems and industrial generators.
Marine bearings often feature additional coatings or use corrosion-resistant alloys to withstand harsh environments. Correct bearing selection and installation are crucial for preventing premature failure and avoiding costly engine repairs.
Materials and maintenance
Engine bearings are typically made of multi-layered materials such as steel, aluminum, copper-lead or tri-metal alloys. These materials combine strength with conformability and fatigue resistance. Proper lubrication is critical to prevent metal-to-metal contact and overheating.
We supply a wide range of engine bearings and matching components suitable for MTU, Deutz, MAN, Volvo Penta and MWM engines – with fast availability and OEM-quality for industrial and marine applications.
FAQ
What is an engine bearing?
An engine bearing is a precision part that supports rotating components like the crankshaft, allowing them to spin smoothly under load. It minimizes friction, controls motion and distributes force to protect critical engine parts.
How to replace engine bearings?
Replacing engine bearings typically requires engine disassembly. The crankshaft must be removed, old bearings extracted, and clearances measured precisely before installing new ones. Professional tools and technical knowledge are essential for a safe replacement.
Cost to replace engine bearings?
The cost to replace engine bearings varies depending on engine size, type, and labor. For industrial or marine engines, it can range from several hundred to several thousand euros, especially if crankshaft grinding or additional parts are required.
What are marine bearings?
Marine bearings are specially designed for use in ship engines and propulsion systems. They are built to handle constant load, vibration and corrosion caused by saltwater environments, and are essential for long-term marine engine reliability.