FAA-DME Services ↗Hauch Aero Library
Technical publications built to make aviation maintenance information clearer, more useful, and easier to apply.
Featured publications
Hauch Aero publications are provided for education and professional reference. Always verify current regulatory and manufacturer data before acting.
Regulatory guidance · Comparative analysis
A structured comparison of FAA Advisory Circular 43.13-2C with the superseded 43.13-2B, highlighting significant changes and their practical implications for aircraft alteration and maintenance work.
International applicants · Certification roadmap & guide
A step-by-step path from documented foreign maintenance experience to an FAA mechanic certificate. This guide helps international applicants understand the certification sequence, documentation checkpoints, and practical next steps.
Maintenance publication · Regulatory change
A mechanic-focused explanation of 14 CFR Part 3, Subpart D. The publication distinguishes intentional falsification, knowing material omissions, and unintentional errors, then provides practical guidance for maintenance records and corrective entries.
Unapproved parts · Additive manufacturing
A plain-language guide to FAA UPN 2026-AAE-EHL-20250507-177. It explains the affected articles, production pathways under 14 CFR § 21.9, owner-produced parts, removable cockpit accessories, material and flammability concerns, and what owners and mechanics should do before installation.
Reuse and attribution: These publications are licensed under Creative Commons Attribution 4.0 International. Attribution should identify Hauch Aero, LLC and link to hauchaero.com. For the international certification guide, please also identify FAA-DME.com.
Questions or corrections
Contact Hauch Aero with comments, corrections, or requests for future publication topics.