HI-LOK (P/N hl452-6-7) - New Surplus

The HL452-6-7 is a Hi-Lok structural fastener pin featuring a frangible, self-locking collar that provides controlled preload during installation. This steel pin is installed with a hex-drive tool until the collar fractures and disengages, ensuring precise clamp-up in airframe joints. Used in aircraft assembly and maintenance where repeatable, controlled fastening is critical.

The dash number denotes diameter and grip length specifications. Installation follows OEM structural repair manual (SRM) procedures and Howmet Fastening Systems design standards for aerospace structural applications.

What is the HI-LOK (P/N hl452-6-7)?

The HL452-6-7 is a Hi-Lok structural fastener pin featuring a frangible, self-locking collar that provides controlled preload during installation. This steel pin is installed with a hex-drive tool until the collar fractures and disengages, ensuring precise clamp-up in airframe joints.

What conditions is the hl452-6-7 available in?

The hl452-6-7 is currently available in the following conditions: New Surplus. Each condition reflects the part's maintenance history and certification status per FAA standards.

How do I get pricing for the hl452-6-7?

The hl452-6-7 requires a custom quote. Submit a Request for Quote (RFQ) through our website or call our sales team at (904) 998-9101 for immediate pricing assistance.

Do you offer expedited shipping for the hl452-6-7?

Yes, we offer same-day processing on in-stock items and provide 24/7 AOG (Aircraft on Ground) support for urgent needs. Standard, expedited, and overnight shipping options are available.