The 9-5409-04 is an aluminum hex socket plug designed for high-pressure applications. This fitting provides a secure closure for male pipe threads, ensuring leak-free operation. With its lightweight aluminum construction, it offers excellent corrosion resistance while maintaining strength. The hex socket design allows for easy installation and removal, making it ideal for maintenance and repair tasks. This plug meets industry standards for quality and safety, ensuring compliance with ISO and ANSI regulations. Its compact size and reliable performance make it a valuable addition to any hydraulic or pneumatic system.