{"id":1685,"date":"2025-12-02T05:08:48","date_gmt":"2025-12-02T04:08:48","guid":{"rendered":"https:\/\/estampacionenfrio.com\/blog\/aeronautical-fasteners-a-complete-guide-to-selecting-certified-fasteners\/"},"modified":"2026-05-28T23:18:24","modified_gmt":"2026-05-28T21:18:24","slug":"certified-aerospace-fasteners","status":"publish","type":"post","link":"https:\/\/estampacionenfrio.com\/en\/blog\/certified-aerospace-fasteners\/","title":{"rendered":"Manufacture of aeronautical fasteners"},"content":{"rendered":"\n

In aerospace, the manufacture of aircraft fasteners<\/strong> is a critical component that ensures the structural integrity of aircraft. Its selection, manufacture and certification require very strict standards due to the extreme conditions to which aircraft are subjected. This guide addresses everything you need to know to understand its importance and choose the right supplier. <\/p>\n\n\n\n

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What does the manufacture of aircraft fasteners consist of?<\/h2>\n\n\n\n

Aeronautical fasteners refer to all fasteners (screws, bolts, nuts, pins) used in aircraft construction and maintenance. Unlike conventional industrial fasteners, they must withstand vibrations, pressures, temperature changes and load cycles without failure. <\/p>\n\n\n\n

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Need help?<\/strong><\/p>\n\n\n\n

Contact our technical office<\/strong> and tell us about your project.<\/p>\n\n\n\n

We will study your case and propose a solution to manufacture them.<\/p>\n\n\n\n

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Definition and differences with respect to standard fasteners<\/h2>\n\n\n\n

These fasteners are designed with special materials, heat treatments and specific manufacturing processes that improve their resistance to fatigue and corrosion. You cannot substitute an aircraft bolt for a commercial bolt without compromising safety. <\/p>\n\n\n\n

Feature<\/th>Standard fasteners<\/th>Aeronautical fasteners<\/th><\/tr>
Materials<\/td>Common steel, basic stainless steels<\/td>Specific alloys (8740 steel, titanium, etc.)<\/td><\/tr>
Heat treatment<\/td>Optional<\/td>Mandatory (quenching, tempering, etc.)<\/td><\/tr>
Manufacturing processes<\/td>Basic machining or stamping<\/td>High precision cold heading with high precision<\/td><\/tr>
Quality control<\/td>General, poorly documented<\/td>Rigorous, with traceability per batch<\/td><\/tr>
Regulations<\/td>Generic ISO<\/td>AN, NAS, MS, EN9100, NADCAP, among others.<\/td><\/tr>
Applications<\/td>General industrial use<\/td>Critical structures in aviation<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
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Importance for structural safety<\/h2>\n\n\n\n

Each bolt plays a key role in keeping the aircraft parts together: from the fuselage and wings to the landing gear components or engines. One failure could compromise the entire aircraft. <\/p>\n\n\n\n

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Types of fasteners used in aeronautics<\/h2>\n\n\n\n

The certified fasteners for the aeronautical sector<\/strong> include different types of fasteners, selected according to their application and mechanical requirements.<\/p>\n\n\n\n

Screws and bolts (AN, MS, NAS)<\/h3>\n\n\n\n