SCREW-100 DEG. CLOSE TOLERANCE FLA (P/N nas517-4-4) - New Surplus
P/N: nas517-4-4
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 | 170 Available |
Product Description
The NAS517-4-4 is a 100-degree flush head machine screw with close-tolerance specifications for precision aerospace applications. This screw seats flush with countersunk surfaces, eliminating protrusions on aerodynamic skin and structural assemblies. Manufactured to NAS517 standards, it provides the tight fit required for skin-to-structure joints and shear connections on aircraft.
Installation requires carefully reamed 100-degree countersinks and torque application per aircraft maintenance manuals. Commonly used where flush aerodynamic surfaces and structural integrity are critical.
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-100 DEG. CLOSE TOLERANCE FLA (P/N nas517-4-4)?
The NAS517-4-4 is a 100-degree flush head machine screw with close-tolerance specifications for precision aerospace applications. This screw seats flush with countersunk surfaces, eliminating protrusions on aerodynamic skin and structural assemblies.
What conditions is the nas517-4-4 available in?
The nas517-4-4 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 nas517-4-4?
The nas517-4-4 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 nas517-4-4?
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.