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BOLT, 100 DEG FLUSH REDUCED HEAD (P/N nas1581k4r3) - New Surplus

P/N: nas1581k4r3

Category: Bolts

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In Stock (23 available)
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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 23 Available

Product Description

The NAS1581K4R3 is a 100-degree flush reduced head shear bolt with Torq-Set recess per MS14191. Size -4 (1/4-28 UNJF) in titanium alloy per AMS4928/AMS4967. This fastener installs flush with countersunk aerospace structures for shear-critical applications.

Commonly used in aircraft skin and panel joints where flush installation is required. The reduced head design minimizes protrusion while maintaining shear strength. Titanium construction provides lightweight, corrosion-resistant performance in demanding aircraft environments.

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 BOLT, 100 DEG FLUSH REDUCED HEAD (P/N nas1581k4r3)?

The NAS1581K4R3 is a 100-degree flush reduced head shear bolt with Torq-Set recess per MS14191. Size -4 (1/4-28 UNJF) in titanium alloy per AMS4928/AMS4967.

What conditions is the nas1581k4r3 available in?

The nas1581k4r3 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 nas1581k4r3?

The nas1581k4r3 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 nas1581k4r3?

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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