What is the function of the Hi-Lok fastener in aerospace assembly?

The Hi-Lok fastener is specifically designed to join components securely, making it a crucial component in aerospace assembly. It combines the functions of a standard bolt and a rivet, ensuring a strong and reliable connection between various parts of the aircraft structure. Hi-Lok fasteners help maintain structural integrity, distributing loads evenly while resisting shearing and tensile forces, which is essential in environments where safety and performance are paramount.

The use of Hi-Lok fasteners is widespread in aircraft due to their lock mechanism, which prevents loosening over time from vibration or thermal expansion. Their design is essential for maintaining the components' resilience against mechanical stresses during flight, thus supporting the overall safety and functionality of the aircraft.

While insulation, adjusting materials, and sealing gaps may be important aspects of various aerospace applications, they do not pertain to the primary purpose of a Hi-Lok fastener, which is specifically to create a secure and durable joint between components.