SCREW (P/N an509-8r4) - New Surplus
P/N: an509-8r4
Category: Screws
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
Available Inventory
| Condition | Stock |
|---|---|
| New Surplus | 101 Available |
Product Description
The AN509-8R4 is a countersunk machine screw with cross-recessed Phillips head, conforming to AN509 standard specifications. This fastener creates flush surfaces in sheet-metal airframe structures by seating into a properly prepared countersink. Steel construction provides strength for structural attachment applications.
Used to secure thin-gauge aluminum panels and components during aircraft assembly and maintenance. Installation requires matching the countersink depth and angle to the screw head, then tightening to torque specifications outlined in the aircraft maintenance manual or structural repair manual.
Please note: Product descriptions are provided for informational purposes. Always refer to your aircraft's Illustrated Parts Catalog (IPC) to verify part compatibility and specifications.
Frequently Asked Questions
What is the SCREW (P/N an509-8r4)?
The AN509-8R4 is a countersunk machine screw with cross-recessed Phillips head, conforming to AN509 standard specifications. This fastener creates flush surfaces in sheet-metal airframe structures by seating into a properly prepared countersink.
What conditions is the an509-8r4 available in?
The an509-8r4 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 an509-8r4?
The an509-8r4 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 an509-8r4?
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.
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