The little unsung heroes. They’re tough, durable, and can stand up to extreme environments. They have to, otherwise, who will? What will keep together all we hold dear?

Those reasons are why aviation and aerospace fasteners are made to rigid, uncompromising standards. That’s also why they undergo an inspection process on a level akin to a surgeon about to perform an operation before becoming available on the market. Otherwise you risk losing expensive equipment, machinery, or even lives for that matter.

These fasteners undergo strict regulations for several reasons, but before we get into those, let’s take a look at some of the more common hardware types and what makes them aviation/aerospace-grade. Screws, nuts, bolts, pins, and collars (and a ton of specialty types) are the most common fasteners that can be found in any mechanic’s toolbox; the difference between these and those found at Home Depot is quality. They need to handle the rigors of high-stress, pressures, and temperature extremes without risk of failure.

 

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