The packing component with code number K 73039 is specifically designed for use with part K 73034, the locking screw of the cooling water pump casing in the Sulzer ZV40/48 engine. This packing plays a crucial sealing role, ensuring that the connection remains watertight under varying thermal and pressure conditions. It helps prevent coolant leakage, which is essential for maintaining the integrity and efficiency of the engine's cooling system. Made from durable, high-resistance material, this packing ensures long-term performance and reliability in demanding marine environments.