The complete casing K 66204 is an essential structural component designed for the charge air baffle assembly of the Sulzer ZV40/48 engine. Its primary purpose is to enclose and support the baffle system while directing the flow of compressed air through the intake circuit in a controlled and efficient manner. Engineered to operate under elevated pressure, thermal loading, vibration, and continuous airflow conditions, the casing is manufactured from durable, corrosion-resistant materials suitable for heavy-duty diesel engine service. Its optimized internal design promotes balanced airflow distribution and reduces turbulence, helping to improve the efficiency of the charge air system. Precision-machined interfaces ensure accurate alignment and secure integration with adjoining components. By supporting effective airflow management and maintaining structural integrity, the K 66204 complete casing contributes to optimized combustion, improved fuel efficiency, and dependable engine operation.

The flange K 67004 is a precision structural connection component designed to join air branches K 67002 and K 67003 within the Sulzer ZV40/48 air charging system. Its primary function is to provide a secure, accurately aligned, and pressure-tight connection that ensures uninterrupted airflow between the interconnected intake components. Manufactured from high-strength, corrosion-resistant materials, the flange is engineered to withstand vibration, pressure fluctuations, thermal expansion, and continuous mechanical loading encountered in demanding marine and industrial diesel engine applications. Precision-machined contact surfaces guarantee reliable sealing and simplified assembly procedures, while maintaining dimensional stability over long service intervals. By preserving the integrity of the air charging system and minimizing leakage losses, the K 67004 flange contributes to efficient turbocharging, stable combustion conditions, improved engine performance, and long-term operational reliability.

The O-ring, code 106977, is a precision sealing element used in the MAN L21/31 engine to prevent leakage between stationary or moving components operating under pressure. Its circular elastic design allows it to create a highly effective seal by adapting to dimensional variations caused by temperature changes, vibration, and mechanical loading. Commonly installed in lubrication, cooling, fuel, and hydraulic systems, the O-ring helps maintain system tightness while protecting internal engine components from contamination. Manufactured from high-quality elastomer materials with excellent resistance to heat, wear, and chemical exposure, the O-ring contributes to improved operational reliability, reduced maintenance intervals, and extended service life of the engin

The oval flange, code 170901, is a precision-engineered connection component developed for the MAN L21/31 engine to establish strong and pressure-resistant joints between piping systems, hoses, and mechanical interfaces. Its oval geometry allows efficient installation in confined engine spaces while ensuring balanced load distribution and dependable sealing performance. Manufactured from robust and corrosion-resistant materials, the flange is designed to withstand vibration, thermal expansion, and demanding marine and industrial operating conditions. By providing stable and leak-tight connections, the oval flange supports safe fluid transfer, minimizes operational risks, and contributes to the overall reliability and long-term durability of the engine systems.

The gasket, code 100100, is a fundamental sealing component within the MAN L21/31 engine, designed to create secure and leak-tight joints between mating surfaces exposed to pressure, temperature fluctuations, and demanding operating conditions. By compensating for minor surface irregularities, the gasket prevents the leakage of oil, fuel, coolant, or gases while maintaining the integrity of critical engine systems. Manufactured from carefully selected heat-resistant and chemically resistant materials, it delivers reliable sealing performance and a long operational life even in severe marine and industrial environments. Its role in preserving system efficiency and reducing maintenance requirements makes the gasket an essential element for safe and dependable engine operation.

The spiral packing K 67030 is a specialized sealing element designed for flange K 67004 within the Sulzer ZV40/48 air charging system. Its primary function is to provide a reliable and pressure-resistant seal between flange surfaces, preventing air leakage and maintaining system integrity under demanding operating conditions. Engineered to withstand high temperatures, pressure fluctuations, vibration, and thermal expansion, the spiral packing is manufactured from high-quality sealing materials selected for durability and long service life. Its spiral construction allows for effective compression and uniform load distribution, ensuring dependable sealing performance even during repeated maintenance cycles. By preserving pressure stability and reducing leakage losses, the K 67030 spiral packing supports efficient turbocharging, optimized combustion efficiency, and the reliable operation of the engine air intake system.

The plate K 67019 is a structural support and connection component developed for the air branches of the Sulzer ZV40/48 engine. Its main purpose is to reinforce and stabilize the air distribution assembly, ensuring proper positioning of connected components and maintaining the integrity of the intake system. Designed to operate under continuous vibration, pressure variations, thermal cycling, and mechanical stress, the plate is manufactured from durable, corrosion-resistant materials capable of withstanding severe operating conditions. Precision manufacturing provides dimensional accuracy and secure integration with adjacent parts, contributing to balanced load transfer across the assembly. By supporting structural rigidity and reliable airflow pathways, the K 67019 plate helps preserve efficient charge air distribution, stable combustion conditions, and dependable long-term engine operation.

The ring K 67012 is a precision alignment and fastening component designed for air branch K 67003 in the Sulzer ZV40/48 engine. Its primary function is to provide secure positioning and stable mechanical support within the air intake and charging system while contributing to the integrity of the assembled connection. Engineered to withstand pressure fluctuations, vibration, thermal expansion, and continuous operational loading, the ring is manufactured from high-strength, corrosion-resistant materials suitable for demanding marine and industrial diesel engine applications. Precision machining ensures accurate fitment and even load distribution, helping to prevent misalignment and unnecessary mechanical stress. By maintaining the stability of the air branch assembly and supporting reliable sealing conditions, the K 67012 ring contributes to efficient airflow management, optimized engine performance, and long-term operational reliability.

The oval flange, code 170901, is a precision-engineered connection component developed for the MAN L21/31 engine to create strong and pressure-resistant joints between pipelines, hoses, and mechanical interfaces. Its oval design allows efficient installation in confined engine spaces while ensuring balanced load distribution and reliable sealing performance. Manufactured from robust, corrosion-resistant materials, the flange is capable of withstanding vibration, thermal expansion, and exposure to demanding marine and industrial operating conditions. By providing stable and leak-tight connections, the oval flange supports safe fluid transfer, minimizes operational risks, and enhances the overall reliability and longevity of the engine systems.

The locking spring washer, code 515151, is a critical fastening component used in the MAN L21/31 engine to prevent loosening of bolted joints caused by vibration, thermal cycling, and dynamic mechanical stresses. Engineered with elastic spring properties that maintain continuous preload, it helps preserve the integrity and stability of mechanical connections throughout prolonged engine operation. Manufactured from hardened, wear-resistant materials with enhanced corrosion protection, the washer is designed for dependable service in harsh marine and industrial environments. By maintaining secure fastening and reducing the likelihood of connection failure, the locking spring washer contributes to improved operational safety, lower maintenance costs, and extended durability of engine assemblies.