HL12VF5-4 - Hi-Lok

Hi-Lok aerospace fastener pin with flush countersunk head, designed for high-strength structural fastening applications in aircraft and aerospace assemblies. The fastener features a precision close-tolerance shank with an externally threaded end for installation with a compatible Hi-Lok collar, delivering consistent clamp load and vibration-resistant retention. The flush-head configuration provides a smooth aerodynamic surface for countersunk installations.

Dimensions

• Grip Length (GL): 14.13 mm
• Head Diameter (HD): 2.86 mm
• Overall Length (OAL): 14.78 mm

Configuration

• Type: Hi-Lok pin fastener
• Style: Flush countersunk head structural pin
• Thread Style: External threaded end for Hi-Lok collar installation
• Material: Aerospace alloy steel or titanium alloy
• Finish: Corrosion-resistant coated finish
• Features: Precision close-tolerance shank, flush aerodynamic head, vibration-resistant locking system
• Application: Aircraft structural fastening, aerospace skin and panel attachment, and airframe assembly applications