The valve H 43606 is a functional control component within the Sulzer ASL25 engine, responsible for regulating fluid or pressure flow in designated engine systems. Designed for dependable operation under continuous load, pressure fluctuations, and thermal stress, this valve ensures stable system behavior and protects downstream components from irregular flow conditions. Its robust construction and precision-machined internals provide accurate response, reduced wear, and long-term reliability, making H 43606 an important contributor to safe and efficient engine operation.
The O-ring H 40070 is a vital sealing element used throughout the Sulzer ASL25 engine to ensure leak-free connections in fluid and pressure systems. Engineered to maintain elasticity and sealing performance under varying pressures, temperatures, and vibration levels, this O-ring prevents leakage of oil or other working fluids and protects internal components from contamination. Its application-optimized material and precise dimensional control support long service life, reliable sealing, and consistent performance in demanding marine and industrial operating environments.
The fake shell H 51302 is a precision-machined auxiliary component used in the Sulzer ASL25 engine for assembly, alignment, or testing purposes within bearing or housing arrangements. Designed to replicate the geometry and fit of an operational shell without performing a load-bearing function, it allows accurate setup, measurement, and verification during maintenance or overhaul procedures. Manufactured to tight dimensional tolerances, this fake shell supports safe handling of critical components, reduces the risk of damage during installation, and contributes to efficient, repeatable service work on the engine.
Cylindrical pins with code EN1P1228 are essential alignment and locating elements used throughout the MAN L21/31 engine assembly. These precision-machined pins ensure accurate positioning of components such as bearing caps, housings, covers, and structural parts during assembly and maintenance. Made from hardened steel, they provide high shear strength and excellent wear resistance, enabling repeatable disassembly and reassembly without loss of alignment. Their role is critical for maintaining geometric accuracy, minimizing stress concentrations, and supporting the long-term mechanical stability of the engine.
The guide bearing cap, code 11.01254-0169-1.E, is a variant designed to meet specific installation or revision requirements within the MAN L21/31 engine. Functionally identical in purpose to other guide bearing caps, it plays a crucial role in fixing and stabilizing bearing or guide components, ensuring precise positioning and consistent clearances. Its robust construction allows it to withstand cyclic loads, thermal expansion, and engine vibrations, helping preserve crankshaft alignment and overall mechanical integrity during long-term operation.
The guide bearing cap with code 11.01254-0169.A is a precision structural component in the MAN L21/31 engine, designed to secure and support guide or bearing elements within the crankcase assembly. Its primary function is to maintain accurate alignment of rotating or guiding components, ensuring stable operation under high mechanical loads. Manufactured to tight tolerances and from high-strength materials, this bearing cap contributes to reduced vibration, controlled load distribution, and long-term reliability of the engine’s bearing system, particularly in continuous-duty marine and power generation applications.