SCREW,CSK,HHS,1/4-28-1.41,STL (P/N nas517-4-15) - New Surplus
P/N: nas517-4-15
Category: Fasteners & Hardware
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 | 200 Available |
Product Description
The NAS517-4-15 is a 100° countersunk flush head machine screw in alloy steel, sized 1/4-28 UNF with 1.41 inch length. This aerospace-standard fastener installs flush with structural surfaces for aerodynamic continuity in aircraft applications. The screw mates with 100° countersinks and requires either a nutplate or tapped hole installation per aircraft maintenance manuals.
Designed for close-tolerance shear applications where smooth, recessed fastening is critical. Common in access panel assemblies and skin-to-structure connections on general and commercial aircraft.
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,CSK,HHS,1/4-28-1.41,STL (P/N nas517-4-15)?
The NAS517-4-15 is a 100° countersunk flush head machine screw in alloy steel, sized 1/4-28 UNF with 1. 41 inch length.
Does the nas517-4-15 meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The SCREW,CSK,HHS,1/4-28-1.41,STL conforms to its applicable AN (Air Force-Navy), MS (Military Standard), or NAS (National Aerospace Standard) specification. Contact us for specific specification details.
What material is the nas517-4-15 manufactured from?
Aviation hardware is available in various materials including cadmium-plated steel, stainless steel, aluminum alloy, and titanium depending on the application. Contact us for material certification and specifications for the nas517-4-15.
Can I order the nas517-4-15 in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The SCREW,CSK,HHS,1/4-28-1.41,STL is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.