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Tuesday, 27 January 2026 11:57

MAN L21/31 – Plug Screws (Code EN47R13)

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Plug screws with code EN47R13 are critical sealing components in the MAN L21/31 engine, used to close threaded openings in oil, fuel, or cooling systems. Designed to resist pressure, temperature fluctuations, and vibration, these screws ensure leak-free operation and protect internal systems from contamination. Their reliable sealing performance and robust construction make them a key element in maintaining engine cleanliness, safety, and consistent performance during prolonged operation.

Tuesday, 27 January 2026 11:57

MAN L21/31 – Plate (Code 2196069-1.0)

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The plate with code 2196069-1.0 is a structural component used in the MAN L21/31 engine for reinforcement, load distribution, or separation of adjacent assemblies. Precisely manufactured to meet strict dimensional tolerances, it contributes to maintaining proper alignment and mechanical stability under continuous vibration and operational loads. Made from durable, high-quality material, this plate plays an important role in preserving the robustness and long-term reliability of the engine, particularly in demanding marine and industrial environments.

The cylindrical screws with code EN61T612 are essential fastening elements used throughout the MAN L21/31 engine to secure components under high mechanical loads and vibration. Featuring a cylindrical head design that allows precise torque application, these screws ensure reliable clamping force and accurate alignment of engine parts. Manufactured from high-strength steel, they are engineered to withstand thermal cycling, dynamic stresses, and long-term operation, making them indispensable for maintaining structural integrity and operational safety in marine and power generation applications.

Tuesday, 27 January 2026 11:22

H 21420 – Sealing Ring (Sulzer ASL25)

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The sealing ring H 21420 is a critical sealing component designed to provide a tight, leak-free interface within fluid or pressure systems of the Sulzer ASL25 engine. Built to operate reliably under fluctuating pressures, temperature changes, and vibration, this sealing ring protects internal components from leakage and contamination. Its high-quality, application-pecific material ensures long service life, stable sealing performance, and contributes directly to the safety, efficiency, and durability of the engine’s operating systems.

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