The thrust piece, code 300100, is a precision component designed to absorb axial forces and maintain proper alignment of rotating or moving parts within the MAN L21/31 engine. By distributing loads evenly and reducing localized stress, it helps prevent excessive wear and ensures stable operation under varying mechanical and thermal conditions. Engineered from high-strength, wear-resistant materials and manufactured to tight tolerances, the thrust piece delivers consistent performance over extended service intervals. Its critical role in controlling axial movement supports the protection of key assemblies, preserves dimensional accuracy, and contributes to the overall durability and efficiency of the engine.