The oil pressure regulation valve H 85700 is a vital control element in the lubrication system of the Sulzer ASL25 engine, responsible for maintaining oil pressure within precise operating limits. Designed for fast response and stable regulation under varying engine loads and temperatures, this valve protects bearings and moving components from both insufficient and excessive oil pressure. Its precision-machined internal geometry and robust spring mechanism ensure reliable performance, reduced mechanical stress, and long-term protection of the engine’s lubrication circuit.

The fuel filter cartridge H 87511 is a critical filtration component designed to protect the Sulzer ASL25 engine’s fuel system from contaminants such as particulates, water residues, and impurities. Engineered for high filtration efficiency and consistent flow characteristics, this cartridge ensures clean fuel delivery to sensitive injection components. Its robust filter media and durable construction support long service intervals, reduce wear on fuel system parts, and contribute directly to stable combustion, improved engine reliability, and optimal performance in demanding marine and industrial operating conditions.

The pressure valve H 55054 is a safety- and performance-critical control component used in the Sulzer ASL25 engine to regulate system pressure within defined operating limits. Engineered for fast response and precise pressure control, this valve protects downstream components from overpressure while ensuring stable and balanced system operation. Its robust construction and accurately calibrated spring mechanism allow reliable performance under continuous load, pressure fluctuations, and thermal stress, making H 55054 essential for maintaining operational safety, system reliability, and long service life of the engine.

The seal H 43630 is a critical sealing element used in the Sulzer ASL25 engine to prevent leakage of fluids and protect internal components from contamination. Designed to perform reliably under varying pressure levels, temperature fluctuations, and vibration, this seal maintains tight sealing integrity throughout extended service intervals. Manufactured from application-optimized, high-quality material, H 43630 ensures stable performance, protects adjacent components from wear or damage, and contributes directly to the safety, cleanliness, and efficiency of the engine’s lubrication or fluid systems.

The ball pin H 40034 is a precision-machined articulation component used in the mechanical linkage systems of the Sulzer ASL25 engine, where controlled angular movement and reliable force transmission are required. Designed to operate under continuous dynamic loading, vibration, and mechanical stress, this ball pin ensures smooth motion while maintaining secure engagement with mating components. Manufactured from high-strength, wear-resistant material with accurate surface finishing, H 40034 minimizes friction and play, contributing to precise motion control, reduced wear, and long-term reliability of the engine’s control and actuation mechanisms.

The bearing bolt H 45364 is a high-strength fastening element used to secure bearing components and bearing stands in the Sulzer ASL25 engine. Designed to maintain consistent clamping force under dynamic loads, vibration, and thermal expansion, this bolt ensures stable bearing positioning and structural integrity throughout long service intervals. Precision threading and controlled material properties provide reliable preload and resistance to loosening, making H 45364 essential for dependable bearing performance and long-term engine reliability.

The bearing stand H 45338 is a structural support component designed to house and stabilize bearing assemblies within the Sulzer ASL25 engine. Engineered to absorb high radial and axial loads while maintaining precise alignment, this bearing stand ensures smooth rotation of associated shafts and reliable load distribution under continuous operation. Manufactured from high-strength material with strict dimensional tolerances, H 45338 contributes significantly to vibration reduction, bearing longevity, and the overall mechanical integrity and durability of the engine.

The hollow bolt H 43631 is a precision-engineered fastening component used in the Sulzer ASL25 engine where secure mechanical fixing must be combined with controlled fluid passage. Designed to withstand high internal pressure, vibration, and thermal cycling, this bolt ensures reliable sealing and uninterrupted flow of oil or fuel through integrated channels. Its robust construction and accurately machined bore provide long-term dimensional stability, minimize leakage risk, and support the safe and efficient operation of critical lubrication or injection circuits within the engine.

The piston ring H 34027 is a vital sealing and wear component of the Sulzer ASL25 piston assembly, designed to maintain optimal compression and control oil consumption within the cylinder. Manufactured from high-quality, wear-resistant material, this piston ring provides effective sealing between the piston and cylinder liner under high pressure and temperature conditions. By minimizing blow-by gases, reducing friction, and ensuring efficient heat transfer from the piston to the cylinder wall, H 34027 plays a key role in combustion efficiency, emission control, and long-term durability of the engine.

The connecting rod with cover H 33001 is a critical power-transmission assembly in the Sulzer ASL25 engine, responsible for converting the linear motion of the piston into rotational motion of the crankshaft. Engineered to withstand extreme tensile and compressive forces generated during combustion, this component ensures precise bearing alignment and efficient load transfer. Its robust construction, precision machining, and balanced design minimize vibration and bearing wear, making it essential for reliable engine performance, mechanical integrity, and long service life under continuous heavy-duty operation.