Aeronautical Standard
Screw, Machine, Flat Countersunk Head NAS514P440-5
Excludes freight, hazmat, and applicable taxes.
Available Alternates & Conditions
1 OptionsTechnical Description
Aerospace-grade high-strength close-tolerance structural machine screw designed to NAS514 professional specifications. Thread size configuration details a right-hand 4-40 UNJC-3A precision fit class with a nominal fastener length of 5/16 inch (0.3125 inches). Fabricated from premium 8630 alloy steel producing a minimum tensile strength rating of 125,000 PSI and a hardness capacity of 26 to 32 Rockwell C. Features a flush 100-degree flat countersunk head with a Type 1 Phillips cross-recess drive style to achieve aerodynamic structural continuity. Finished with an all-over Type I Class 3 cadmium plating to supply reliable galvanic corrosion resistance in demanding airframe and instrumentation brackets.
Component Specifications
Logistics & Compliance
Ships globally from approved aerospace distribution centers. Items marked with EASA Form 1 or FAA 8130-3 dual release are guaranteed traceable. Subject to standard AOG dispatch times.
Available Inventory Conditions
Review specific stock levels, conditions, and available certifications for this component.
| Condition | Certifications | Stock Limit | Unit Price |
|---|---|---|---|
| NE | Trace Only | 1 EA | KES 650.00 |
Customer Reviews
No reviews yet
Be the first to share your thoughts. Purchase this item to leave a verified review.
