Fokker Aerostructures
100° Flush Reduced Head Close-Tolerance Shear Bolt NAS1581C4T8P
Excludes freight, hazmat, and applicable taxes.
Available Alternates & Conditions
1 OptionsTechnical Description
Aviation-grade high-performance structural shear screw manufactured to National Aerospace Standard NAS1581 specification criteria. Features a 100-degree flat countersunk reduced head configuration equipped with an offset cruciform (Torq-Set/Hi-Torque) internal drive recess to maximize torque installation margins. Fabricated from passivated, A286 corrosion-resistant steel (CRES Code C) featuring a nominal 1/4-28 UNJF-3A fine thread pitch, a 1/2-inch grip length (Dash 8), and a total length variance of 0.888 to 0.918 inches. Engineered specifically for high-stress airframe skin mounts, access panels, and fuselage interfaces requiring strict vibration immunity and smooth aerodynamic finish profiles.
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 | 10000 EA | $6.45 |
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