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 provides reliable performance over long service intervals. Its role in controlling axial movement is essential for protecting critical assemblies, preserving dimensional accuracy, and supporting the overall durability and efficiency of the engine.