1-2308340-9 is a D-Sub backshell designed for 15/26-position D-Subminiature connectors, featuring a locking screw with 24 mm length and UNC 4-40 thread configuration. This metal backshell provides 360° EMI/EMC shielding suitable for EN50155 systems and is constructed from die-cast metal with full metal parts ensuring fire and smoke compliance. The product supports multiple cable outlet angles (180°, 135°, and 225°) and offers screw strain relief for easy cable preparation without requiring special tooling. It is ideal for high-vibration and extreme environmental conditions where robust assembly and reliable shielding are critical requirements.