J71043-129 is a precision-engineered aircraft engine compressor blade installation and alignment fixture, compliant with AS9100D aerospace quality standards and Rolls-Royce Technical Specification RRTS 8100, exclusively designed for Trent 1000 powerplants on Boeing 787 Dreamliner aircraft during MRO and overhaul operations.

Fabricated from aerospace-grade titanium alloy with a hard-anodized finish for corrosion resistance and wear durability, it features a modular clamping system that accommodates blade root diameters of 45–60mm and airfoil lengths up to 380mm. The fixture includes integrated laser alignment guides for sub-millimeter positioning accuracy, weighs 4.8 kg, and measures 390mm×230mm×190mm. Operating at -40°C to 85°C and compliant with FAA Part 33 and EASA CS-E regulations, it ensures damage-free blade fitting and optimal compressor aerodynamics, safeguarding engine performance and flight safety for wide-body commercial fleets.