956A1254G01 is a high-performance aircraft avionics signal connector adapter, engineered to AS9100D aerospace quality standards and SAE AS4801 specifications, tailored for Boeing 737 MAX and Airbus A320neo avionics bay wiring maintenance and upgrades.

Precision-machined from nickel-plated brass with a PTFE insulation layer for EMI shielding, it features a 12-position D-subminiature interface with a 1.25mm pitch and a 3/8-inch NPT rear cable gland, supporting 24 AWG to 18 AWG wiring. Weighing 0.45 kg and measuring 85mm in length, it operates in temperatures from -50°C to 125°C with a voltage rating of 600V AC/DC and 5A current capacity. Resistant to vibration up to 20g and IP67 waterproof, this adapter ensures secure signal transmission for flight control and navigation systems, making it essential for MRO technicians during avionics component testing and replacement.