The spray nozzle, code 302759, is a precision-engineered fluid distribution component designed to deliver lubricants or other operating media in a controlled spray pattern within the MAN L21/31 engine. Used in lubrication, cooling, or cleaning applications, it provides accurate atomization and efficient delivery of oil, fuel, or water to critical engine components. Manufactured to strict dimensional tolerances and optimized for stable flow characteristics, the spray nozzle performs reliably under varying pressures, temperatures, and engine loads. Constructed from wear- and corrosion-resistant materials, it contributes to improved thermal management, reduced component wear, and enhanced overall efficiency and durability of the engine systems.
The cover, code 100100, is a versatile protective component within the MAN L21/31 engine, designed to enclose and safeguard internal systems from contamination, mechanical damage, and environmental influences. Depending on its installation location, the cover may protect lubrication systems, inspection openings, or mechanical assemblies while also supporting effective sealing and operational safety. Precision-manufactured for accurate fitment, it is produced from durable and corrosion-resistant materials capable of withstanding vibration, temperature fluctuations, and demanding operating conditions. By preserving the cleanliness and integrity of vital engine sections, the cover plays an important role in maintaining reliability, simplifying maintenance procedures, and extending the operational life of the engine.
The locking spring washer, code 515151, is a critical fastening component used in the MAN L21/31 engine to prevent the loosening of bolted joints caused by vibration, thermal cycling, and dynamic mechanical loads. Designed with elastic spring characteristics that maintain continuous preload, it helps preserve the strength and stability of mechanical connections during long periods of engine operation. Manufactured from hardened, wear-resistant materials and protected against corrosion, the locking spring washer delivers dependable performance in demanding marine and industrial environments. By ensuring fastening integrity and reducing the risk of connection failure, this component contributes to improved operational safety, lower maintenance costs, and extended service life of engine assemblies.
The complete casing K 66206 is a protective and structural housing designed for the compensator assembly within the Sulzer ZV40/48 engine air charging system. Its main function is to provide mechanical protection and stable support for the compensator while allowing the system to accommodate thermal expansion, vibration, and operational movement. Constructed from high-strength, corrosion-resistant materials, the casing is engineered to perform reliably under changing pressure conditions, elevated temperatures, and severe mechanical stresses typical of marine and industrial diesel engines. Precision manufacturing ensures proper fitment, effective sealing, and secure integration with adjacent air system components. By protecting the compensator and maintaining system flexibility, the K 66206 complete casing helps reduce mechanical stress, preserve airflow continuity, and enhance the long-term durability and reliability of the engine air charging system.
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.