856A1815G06 is a state-of-the-art aircraft hydraulic servo valve tester, adhering to AS9100D aerospace standards and FAA AC 43.13-2 regulations, engineered for calibrating servo valves in Boeing 777X and Airbus A320neo hydraulic actuation systems.

Constructed from aerospace-grade titanium alloy with a plasma-sprayed ceramic coating, it endures hydraulic fluid temperatures up to 135°C and pressure ratings of 3,500 psi, ensuring consistent performance in MRO labs and on-wing testing scenarios. Equipped with a high-precision servo controller (±0.1% linearity) and real-time data logging, it measures valve response time and flow characteristics with exceptional accuracy. Its compact design (3.1 kg) and wireless connectivity enable seamless data transfer to maintenance software, making it an indispensable tool for technicians to optimize servo valve performance and ensure aircraft flight control system reliability.