The ITT CANNON part D2041921 is a high-quality connector accessory designed to enhance the functionality and reliability of connectors. This specific accessory is a screw lock, made from durable steel with a yellow chromate finish over cadmium.The screw lock is designed to securely fasten and lock connectors in place, providing added security and stability during operation. It ensures a tight and secure connection, preventing accidental disconnections and maintaining optimal performance.With its sturdy construction and reliable locking mechanism, the ITT CANNON part D2041921 is ideal for various applications in industries such as aerospace, defense, automotive, and telecommunications. Its yellow chromate coating over cadmium offers enhanced corrosion resistance, making it suitable for use in harsh and demanding environments.Whether you are looking to upgrade your existing connectors or build new systems, the ITT CANNON part D2041921 is a dependable and durable option. It is easy to install and provides a reliable and secure connection for your critical electrical and electronic components.