Size (CM): 70*48*25 Weright (KG): 13

 F80027-44 is a high-reliability aerospace precision component, fully compliant with stringent AS9100D quality standards and FAA/EASA airworthiness certifications, engineered for critical structural mounting in aircraft engine accessory drive system subassemblies for OE production and MRO applications. Machined from premium aerospace-grade alloy steel, it features a high-temperature wear-resistant finish and anti-corrosion passivation coating, delivering stable performance across an extreme temperature range of -65℃ to 320℃. 

Brand
JUNXUN

Overview
The F80027-44 is a high-precision Assembly Lock Tool custom-engineered for the structural installation and maintenance of Boeing aircraft horizontal stabilizers. Classified as a critical airframe Ground Support Equipment (GSE) tool, this specialized hardware is purpose-built to rigidly lock, secure, and stabilize the horizontal stabilizer torque box and hinge mechanisms during complex assembly or rigging workflows. Manufactured by JUNXUN to comply with strict aviation engineering tolerances, the F80027-44 prevents any accidental structural shifting or angular drift, ensuring flawless geometric alignment with the aircraft fuselage while safeguarding expensive composite and metallic components from stress damage.

Key Points
Exact Boeing Compatibility: Tailored to precisely match the structural attachment profiles and lock-pin configurations of designated Boeing horizontal stabilizers.

Rigid Assembly Stabilization: Establishes a rock-solid mechanical lock that holds the massive horizontal tail surfaces immovable during high-torque bolt tightening and mating sequences.

High-Tensile Aerospace Engineering: Fabricated from heavy-duty, heat-treated structural alloy steel to deliver exceptional shear strength and eliminate flexing under significant structural loads.

Non-Marring Protective Surface: Finished with specialized protective coatings and edge chamfers to ensure smooth engagement with aircraft structures without scratching or scoring flight surfaces.

Applications
Horizontal Stabilizer Replacement & MRO: Deployed as the primary securing tool by heavy maintenance facilities during C-checks, D-checks, or structural overhaul of the aircraft empennage.

Airframe Assembly and Rigging: Utilized by aircraft manufacturing and heavy structural repair stations to maintain perfect symmetry and alignment during flight control surfaces installation.

Airline Engineering Fleet Support: Essential tool crib stock for commercial aviation MRO stations to optimize structural repair turnaround times (TAT) while maintaining strict OEM compliance.