97-3057-1010-1(621) is a cable clamp accessory designed for use with Amphenol 97 Series standard cylindrical connectors. This cable clamp is specifically designed for shell size 18 connectors and features a black zinc alloy plating finish (621 suffix). The clamp accommodates cables with a maximum outer diameter of 5/8 inch (15.88 mm) and utilizes 1-20 threads for secure attachment. Key dimensions include A: 0.920 inch (23.37 mm) and B: 1.216 inch (30.89 mm). This accessory is ideal for providing strain relief and cable management in industrial, military, and commercial applications where durable, field-proven connector systems are required.