The fitted bolt, marked with code number K 31024, is a specialized fastener used in the crankshaft assembly of the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine. Unlike standard bolts, fitted bolts are machined for an exact fit within the crankshaft’s mounting holes, providing enhanced shear strength and precise alignment. This ensures minimal play and maximum structural integrity, especially important under the intense loads and rotational forces present in large diesel engines. The fitted bolt is crucial for maintaining crankshaft geometry and operational reliability, supporting the engine’s performance and durability across prolonged use.

The counterweight, bearing code number K 31020, is a critical component of the crankshaft system in the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine. Its primary role is to balance the rotating mass of the crankshaft, reducing vibrations and mechanical stress during engine operation. By offsetting the reciprocating forces of the pistons and connecting rods, the counterweight contributes to smoother rotation, improved engine efficiency, and prolonged component life. Manufactured to precise tolerances and from high-strength materials, this counterweight ensures stable performance even under the engine’s most demanding load conditions.

The spring housing, identified by code number K 27701, is an essential part of the relief valve assembly in the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 engine. This housing encases the spring mechanism that governs the opening pressure of the relief valve. Built for durability and precise alignment, it ensures that the spring operates under optimal tension, providing consistent pressure control. A well-maintained spring housing supports accurate valve function and prevents pressure anomalies that could lead to system imbalances or component wear, making it critical for safe and efficient engine performance.

The cylindrical pin, designated with code number K 27256, is a small yet essential component designed to work in conjunction with valve housing K 27255 in the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine. This pin ensures precise positioning and secure attachment of the valve housing, playing a pivotal role in the structural integrity and alignment of the fuel pressure valve system. Manufactured for high tolerance and durability, it withstands both mechanical stress and vibration during engine operation. Though small in size, the cylindrical pin is fundamental to the proper functioning of the fuel pressure regulation mechanism, and its reliability directly impacts overall engine stability.

The fuel branch, marked with code number K 27253, is a critical connector within the fuel system of the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine. Specifically designed for the fuel pressure line, this component ensures proper distribution of pressurized fuel to various engine sections. Its robust construction allows it to withstand high-pressure environments while maintaining consistent fuel flow, which is essential for reliable combustion and engine efficiency. A properly maintained fuel branch helps prevent leaks and performance issues, supporting the engine's stability and power delivery in both marine and industrial applications.

The spring ring cartridge, designated with code number K 27058, is a vital part of the mechanical assembly within the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine. Designed to be used with component K 27008, it functions to secure and stabilize moving parts while absorbing vibrations and ensuring consistent mechanical alignment. This component is precision-engineered to handle the stress and strain of continuous engine operation, making it critical to the overall performance and durability of the system. Proper maintenance of this spring ring cartridge helps prevent mechanical failures and ensures smooth, reliable engine operation.

The side casing, identified by code number K 16220, is a protective component of the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine. Its primary function is to shield internal engine components from external contaminants while also contributing to the structural integrity of the engine assembly. Built from high-strength materials, the side casing is designed to withstand vibrations, high temperatures, and harsh operating environments. Regular maintenance and inspection of this part are essential to prevent potential damage, ensuring the engine remains secure, efficient, and reliable throughout its operational lifespan.

The upper half of the bearing housing, identified by code number K 12022, is a crucial structural component within the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine. Designed to encase and support the bearing system, this part ensures proper alignment and stability of the rotating elements, reducing wear and enhancing operational efficiency. Made from high-quality, durable materials, it withstands the intense mechanical and thermal stresses of marine and industrial environments. Regular inspection and maintenance of this component are vital for preserving the engine’s reliability and longevity.

The clamping ring for the fuel pressure line (code K 27261) is a vital securing component in the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 engine. It firmly holds the fuel pressure line in place, preventing movement and potential leaks caused by engine vibrations or high-pressure fluctuations. Engineered for durability and precision, this ring ensures a tight and stable connection, contributing to efficient fuel injection and overall engine performance. Routine inspections and proper installation are key to maintaining the integrity of the clamping ring, ensuring optimal function in demanding operational environments.

The retaining ring, identified by code number K 27416, is a critical fastening component within the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine. Designed to secure part K 27403 in place, this ring ensures stability and proper alignment of interconnected components. Built to withstand high mechanical stress, the retaining ring plays a vital role in maintaining the integrity of the engine’s assembly. Regular inspection and replacement of this component as part of routine maintenance help prevent mechanical failures, ensuring optimal engine performance and durability in demanding operational conditions.

The Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine is renowned for its reliability in marine and industrial applications. A crucial component within its starting mechanism is the spring for the starting valve, identified by code number K 27414. This precision-engineered spring ensures the proper operation of the starting valve by providing the necessary force for controlled opening and closing. By maintaining optimal valve function, this spring contributes to efficient engine startup, preventing delays and ensuring smooth performance in demanding operating conditions. Regular maintenance and timely replacement of this component are essential for the engine’s longevity and reliability.

The fuel pressure valve spring (code K 27257) is an integral component of the Sulzer ZV40/48 engine’s fuel injection system. Designed to regulate the pressure within the fuel delivery system, this spring ensures consistent fuel flow to the injectors, preventing misfires and fluctuations in engine performance. Manufactured under Adriadiesel, Jugoturbina, and Zgoda, this component must withstand high-pressure conditions while maintaining its elasticity. Over time, wear and fatigue can affect its function, making periodic inspections and replacements critical for engine longevity.

The distance ring for the fuel injection valve (code K 27207) in the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 engine plays a critical role in maintaining the correct spacing and alignment of the fuel injection system. By ensuring precise positioning of the fuel injection valve, this component helps optimize fuel atomization and combustion efficiency. Manufactured from high-quality materials, it is built to withstand the demanding conditions of marine and industrial environments. Regular inspection and replacement of the distance ring when necessary contribute to the smooth and reliable operation of the fuel injection system.

The nozzle holder, complete for the fuel injection valve (code K 27201), is a vital component in the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 engine’s fuel system. This precisely engineered part ensures the secure positioning of the fuel injection valve, facilitating efficient fuel delivery and combustion. Designed to withstand high pressures and extreme temperatures, the nozzle holder plays a key role in maintaining optimal engine performance and fuel efficiency. Regular inspections and maintenance are essential to prevent misalignment or wear, ensuring consistent operation and reliability in marine and industrial applications.

The guide sleeve for the nozzle holder (code K 27203) is a critical part of the fuel injection system in the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 engine. This component ensures precise alignment and positioning of the nozzle holder, allowing for accurate fuel injection and optimal combustion efficiency. Manufactured from wear-resistant materials, the guide sleeve is built to endure high pressures and temperatures while maintaining smooth operation. Regular inspections and timely replacements help prevent misalignment and ensure consistent engine performance under demanding operational conditions.

The cylinder liner (code H 21401) is a fundamental part of the Adriadiesel/Jugoturbina/Zgoda/Sulzer ASL25 engine, forming a durable and heat-resistant surface within the engine block. Designed to withstand high combustion pressures and reduce friction, it protects the cylinder from wear and extends the engine’s lifespan. Crafted from advanced alloys, this component ensures optimal heat dissipation and smooth piston movement, making it crucial for maintaining efficiency and reliability in industrial and marine engine operations

The sealing ring (code H 27102) for the Adriadiesel/Jugoturbina/Zgoda/Sulzer ASL25 engine is a critical component designed to prevent fluid and gas leaks within the engine system. Made from high-quality, heat-resistant materials, it ensures a tight seal between engine parts, reducing wear and enhancing efficiency. Its precision engineering allows it to withstand high pressures and extreme temperatures, making it an essential part of maintaining engine integrity in marine, industrial, and power plant applications.

The internal valve spring (code H 27092) is an essential component in the Adriadiesel/Jugoturbina/Zgoda/Sulzer ASL25 engine, responsible for controlling the movement of the intake and exhaust valves. This precision-engineered spring maintains the necessary tension to ensure the valves open and close at the right intervals, preventing engine malfunctions and enhancing performance. Manufactured with high-grade steel, it is designed to withstand continuous stress cycles, offering longevity and reliability in demanding operational environments.

The tubular sealing (code K 27046) for cover K 27007 and bearing casing K 28000 is a critical sealing component in the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 engine, preventing fluid leaks and protecting internal components from contaminants. Designed for high-pressure and high-temperature conditions, this sealing element ensures a tight and durable connection, enhancing the efficiency and longevity of the engine system. Made from high-quality, heat-resistant materials, it maintains structural integrity even in the most demanding environments. Regular inspections and proper installation are essential to preserving its sealing efficiency and preventing operational failures.

The end plate on the damper side (code K 16355) is a crucial component in the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 engine, providing structural support and protection for the damper assembly. This precision-engineered plate ensures stability by securely enclosing and shielding critical engine components from external damage and excessive vibrations. Designed to withstand high mechanical stress, it plays a vital role in maintaining the engine’s operational efficiency and longevity. Regular inspections and maintenance help preserve the integrity of the end plate, ensuring continued reliability in demanding marine and industrial environments.