S-90080A302 5/16"-18 Tamper Resistant Nuts

Key Features & Benefits at a Glance

• Maximum tamper resistance with specialized Tri-Groove drive that requires proprietary tools for installation
• Superior corrosion protection from marine-grade 316 Stainless Steel construction for harsh environments
• Reliable thread engagement with Class 2B thread fit ensuring consistent performance in vibration-prone applications
• Quick installation efficiency through coarse UNC threading that reduces assembly time
• Durable long-term performance maintaining integrity in industrial and marine settings
• Enhanced security value preventing unauthorized access to critical equipment and structures
• Optimal dimensional stability with precise 0.83" diameter and 0.345" height for consistent fit

Professional Applications & Engineering Value

This 5/16"-18 UNC Tri-Groove Tamper Resistant Nut addresses critical security challenges in industrial and marine environments where unauthorized access poses significant risks. Engineered from 316 Stainless Steel, the nut provides exceptional resistance to saltwater corrosion, chemicals, and extreme weather conditions that typically compromise standard fasteners. The unique Tri-Groove drive system ensures that only specialized tools can install or remove the nut, effectively preventing tampering in public infrastructure, transportation systems, and sensitive equipment enclosures. The coarse thread design combined with Class 2B thread fit maintains secure fastening even under constant vibration, making it ideal for machinery, marine hardware, and security installations where reliability cannot be compromised.

Specification Summary & Compliance

This security nut features precision 5/16"-18 UNC coarse threads with Class 2B thread fit for consistent engagement and optimal performance. Manufacturing complies with relevant industrial standards for tamper resistant nuts, and the 316 Stainless Steel construction meets corrosion resistance requirements for demanding applications. The product maintains dimensional accuracy with 0.83" diameter and 0.345" height specifications, ensuring reliable fit across compatible components.